WID-SEC-W-2025-0877

Vulnerability from csaf_certbund - Published: 2025-04-23 22:00 - Updated: 2025-11-27 23:00
Summary
Redis: Schwachstelle ermöglicht Denial of Service
Severity
Mittel
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Redis ist ein In-Memory-Datenstrukturspeicher, der als Datenbank, Cache und Message Broker verwendet wird.
Angriff: Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Redis ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme: - Linux - UNIX
Affected products
Product Identifier Version Remediation
Open Source Redis <6.2.18
Open Source / Redis
<6.2.18
Debian Linux
Debian
cpe:/o:debian:debian_linux:- —
SUSE Linux
SUSE
cpe:/o:suse:suse_linux:- —
Open Source Redis <7.2.8
Open Source / Redis
<7.2.8
Red Hat Enterprise Linux
Red Hat
cpe:/o:redhat:enterprise_linux:- —
Open Source Redis <7.4.3
Open Source / Redis
<7.4.3
SUSE openSUSE
SUSE
cpe:/o:suse:opensuse:- —
Amazon Linux 2
Amazon
cpe:/o:amazon:linux_2:- —
Gentoo Linux
Gentoo
cpe:/o:gentoo:linux:- —
Oracle Linux
Oracle
cpe:/o:oracle:linux:- —
Fedora Linux
Fedora
cpe:/o:fedoraproject:fedora:- —
References
URL Category
https://wid.cert-bund.de/.well-known/csaf/white/2… self
https://wid.cert-bund.de/portal/wid/securityadvis… self
https://github.com/redis/redis/security/advisorie… external
https://bodhi.fedoraproject.org/updates/FEDORA-20… external
https://alas.aws.amazon.com/AL2/ALASREDIS6-2025-0… external
https://lists.suse.com/pipermail/sle-security-upd… external
https://lists.suse.com/pipermail/sle-security-upd… external
https://access.redhat.com/errata/RHSA-2025:4441 external
https://lists.suse.com/pipermail/sle-security-upd… external
https://lists.suse.com/pipermail/sle-security-upd… external
https://access.redhat.com/errata/RHSA-2025:4561 external
https://access.redhat.com/errata/RHSA-2025:4577 external
https://access.redhat.com/errata/RHSA-2025:4607 external
https://access.redhat.com/errata/RHSA-2025:4789 external
https://access.redhat.com/errata/RHSA-2025:4788 external
https://lists.debian.org/debian-lts-announce/2025… external
https://access.redhat.com/errata/RHSA-2025:7429 external
https://access.redhat.com/errata/RHSA-2025:7509 external
https://access.redhat.com/errata/RHSA-2025:7438 external
https://access.redhat.com/errata/RHSA-2025:7538 external
https://access.redhat.com/errata/RHSA-2025:7630 external
https://access.redhat.com/errata/RHSA-2025:7686 external
https://lists.opensuse.org/archives/list/security… external
https://linux.oracle.com/errata/ELSA-2025-7686.html external
https://linux.oracle.com/errata/ELSA-2025-7438.html external
https://linux.oracle.com/errata/ELSA-2025-7429.html external
https://lists.suse.com/pipermail/sle-security-upd… external
http://linux.oracle.com/errata/ELSA-2025-7509.html external
https://alas.aws.amazon.com/AL2/ALAS2REDIS6-2025-… external
https://lists.opensuse.org/archives/list/security… external
https://linux.oracle.com/errata/ELSA-2025-11453.html external
http://linux.oracle.com/errata/ELSA-2025-12008.html external
https://security.gentoo.org/glsa/202511-05 external
https://linux.oracle.com/errata/ELSA-2025-20926.html external
https://linux.oracle.com/errata/ELSA-2025-20955.html external

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Redis ist ein In-Memory-Datenstrukturspeicher, der als Datenbank, Cache und Message Broker verwendet wird.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Redis ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2025-0877 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-0877.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2025-0877 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-0877"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-r67f-p999-2gff vom 2025-04-23",
        "url": "https://github.com/redis/redis/security/advisories/GHSA-r67f-p999-2gff"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2025-290B0C6E2B vom 2025-04-24",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2025-290b0c6e2b"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASREDIS6-2025-012 vom 2025-04-29",
        "url": "https://alas.aws.amazon.com/AL2/ALASREDIS6-2025-012.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:1419-1 vom 2025-04-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-April/020759.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:1420-1 vom 2025-04-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-April/020758.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:4441 vom 2025-05-05",
        "url": "https://access.redhat.com/errata/RHSA-2025:4441"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:1433-1 vom 2025-05-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-May/020765.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:1432-1 vom 2025-05-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-May/020766.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:4561 vom 2025-05-06",
        "url": "https://access.redhat.com/errata/RHSA-2025:4561"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:4577 vom 2025-05-06",
        "url": "https://access.redhat.com/errata/RHSA-2025:4577"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:4607 vom 2025-05-07",
        "url": "https://access.redhat.com/errata/RHSA-2025:4607"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:4789 vom 2025-05-12",
        "url": "https://access.redhat.com/errata/RHSA-2025:4789"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:4788 vom 2025-05-12",
        "url": "https://access.redhat.com/errata/RHSA-2025:4788"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-4162 vom 2025-05-12",
        "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00014.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:7429 vom 2025-05-13",
        "url": "https://access.redhat.com/errata/RHSA-2025:7429"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:7509 vom 2025-05-13",
        "url": "https://access.redhat.com/errata/RHSA-2025:7509"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:7438 vom 2025-05-13",
        "url": "https://access.redhat.com/errata/RHSA-2025:7438"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:7538 vom 2025-05-14",
        "url": "https://access.redhat.com/errata/RHSA-2025:7538"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:7630 vom 2025-05-14",
        "url": "https://access.redhat.com/errata/RHSA-2025:7630"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:7686 vom 2025-05-15",
        "url": "https://access.redhat.com/errata/RHSA-2025:7686"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:1566-1 vom 2025-05-16",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/VYIEUWEOQFBWUZS7IJYLWU3TNHPJDG4M/"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-7686 vom 2025-05-19",
        "url": "https://linux.oracle.com/errata/ELSA-2025-7686.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-7438 vom 2025-05-24",
        "url": "https://linux.oracle.com/errata/ELSA-2025-7438.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-7429 vom 2025-05-23",
        "url": "https://linux.oracle.com/errata/ELSA-2025-7429.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:02010-1 vom 2025-06-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-June/021574.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-7509 vom 2025-06-28",
        "url": "http://linux.oracle.com/errata/ELSA-2025-7509.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2REDIS6-2025-012 vom 2025-06-30",
        "url": "https://alas.aws.amazon.com/AL2/ALAS2REDIS6-2025-012.html"
      },
      {
        "category": "external",
        "summary": "openSUSE Security Update OPENSUSE-SU-2025:15293-1 vom 2025-07-05",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/7UB35TLFHFPDDQZN236SKMZKWTI6NBJO/"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-11453 vom 2025-07-23",
        "url": "https://linux.oracle.com/errata/ELSA-2025-11453.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-12008 vom 2025-07-30",
        "url": "http://linux.oracle.com/errata/ELSA-2025-12008.html"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202511-05 vom 2025-11-25",
        "url": "https://security.gentoo.org/glsa/202511-05"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-20926 vom 2025-11-26",
        "url": "https://linux.oracle.com/errata/ELSA-2025-20926.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-20955 vom 2025-11-27",
        "url": "https://linux.oracle.com/errata/ELSA-2025-20955.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Redis: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2025-11-27T23:00:00.000+00:00",
      "generator": {
        "date": "2025-11-28T06:42:57.406+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2025-0877",
      "initial_release_date": "2025-04-23T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2025-04-23T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2025-04-29T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2025-05-01T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-05-04T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat und SUSE aufgenommen"
        },
        {
          "date": "2025-05-06T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2025-05-11T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2025-05-12T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2025-05-13T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2025-05-14T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2025-05-15T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2025-05-18T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-05-19T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2025-05-25T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2025-06-19T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-06-29T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2025-06-30T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2025-07-06T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von openSUSE aufgenommen"
        },
        {
          "date": "2025-07-22T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2025-07-30T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2025-11-24T23:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2025-11-25T23:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2025-11-27T23:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        }
      ],
      "status": "final",
      "version": "22"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Amazon Linux 2",
            "product": {
              "name": "Amazon Linux 2",
              "product_id": "398363",
              "product_identification_helper": {
                "cpe": "cpe:/o:amazon:linux_2:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Amazon"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Debian Linux",
            "product": {
              "name": "Debian Linux",
              "product_id": "2951",
              "product_identification_helper": {
                "cpe": "cpe:/o:debian:debian_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Debian"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Gentoo Linux",
            "product": {
              "name": "Gentoo Linux",
              "product_id": "T012167",
              "product_identification_helper": {
                "cpe": "cpe:/o:gentoo:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Gentoo"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c6.2.18",
                "product": {
                  "name": "Open Source Redis \u003c6.2.18",
                  "product_id": "T043127"
                }
              },
              {
                "category": "product_version",
                "name": "6.2.18",
                "product": {
                  "name": "Open Source Redis 6.2.18",
                  "product_id": "T043127-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redislabs:redis:6.2.18"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c7.2.8",
                "product": {
                  "name": "Open Source Redis \u003c7.2.8",
                  "product_id": "T043128"
                }
              },
              {
                "category": "product_version",
                "name": "7.2.8",
                "product": {
                  "name": "Open Source Redis 7.2.8",
                  "product_id": "T043128-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redislabs:redis:7.2.8"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c7.4.3",
                "product": {
                  "name": "Open Source Redis \u003c7.4.3",
                  "product_id": "T043129"
                }
              },
              {
                "category": "product_version",
                "name": "7.4.3",
                "product": {
                  "name": "Open Source Redis 7.4.3",
                  "product_id": "T043129-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redislabs:redis:7.4.3"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Redis"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Oracle Linux",
            "product": {
              "name": "Oracle Linux",
              "product_id": "T004914",
              "product_identification_helper": {
                "cpe": "cpe:/o:oracle:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Oracle"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Red Hat Enterprise Linux",
            "product": {
              "name": "Red Hat Enterprise Linux",
              "product_id": "67646",
              "product_identification_helper": {
                "cpe": "cpe:/o:redhat:enterprise_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "SUSE openSUSE",
            "product": {
              "name": "SUSE openSUSE",
              "product_id": "T027843",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:opensuse:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-21605",
      "product_status": {
        "known_affected": [
          "T043127",
          "2951",
          "T002207",
          "T043128",
          "67646",
          "T043129",
          "T027843",
          "398363",
          "T012167",
          "T004914",
          "74185"
        ]
      },
      "release_date": "2025-04-23T22:00:00.000+00:00",
      "title": "CVE-2025-21605"
    }
  ]
}



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Tags
Taxonomy of the tags.


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Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

JSON
How durations are calculated

Following the VTEM framework (Black Hat USA 2015), time to patch starts when the vendor or a coordinator was informed, total time to patch at discovery, and disclosure to patch at public disclosure; vendor response time runs from the report to its acknowledgement. Time to exploit and time unpatched start at the earliest discovery or report, falling back to public disclosure. Unpatched time ends at the first recorded patch, or the calculation time when no patch is recorded. Exploitation to patch shows the interval between those two events; a published proof of concept is a public exploit, not exploitation.

Each result shows its source dates. A negative interval means the end event came first; when date-only inputs leave the order open, the result says so. Date-only inputs are approximate. The earliest evidence wins: KEV report dates and sightings are labelled as such. Records describing another vulnerability are listed but never calculated from, and a PoC alone does not establish exploitation. Missing patch evidence does not prove that no patch exists. Filters below change the event list only.

Events included in the timeline

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    Related by attack behaviour

    Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.