GHSA-HCG3-Q754-CR77

Vulnerability from github – Published: 2025-04-12 00:30 – Updated: 2025-04-14 15:38
VLAI
Summary
golang.org/x/crypto Vulnerable to Denial of Service (DoS) via Slow or Incomplete Key Exchange
Details

SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "golang.org/x/crypto"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.35.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-22869"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-770"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-04-14T15:38:58Z",
    "nvd_published_at": "2025-02-26T08:14:24Z",
    "severity": "HIGH"
  },
  "details": "SSH servers which implement file transfer protocols are vulnerable to a denial of service attack from clients which complete the key exchange slowly, or not at all, causing pending content to be read into memory, but never transmitted.",
  "id": "GHSA-hcg3-q754-cr77",
  "modified": "2025-04-14T15:38:58Z",
  "published": "2025-04-12T00:30:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-22869"
    },
    {
      "type": "WEB",
      "url": "https://github.com/golang/crypto/commit/7292932d45d55c7199324ab0027cc86e8198aa22"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/golang/crypto"
    },
    {
      "type": "WEB",
      "url": "https://go-review.googlesource.com/c/crypto/+/652135"
    },
    {
      "type": "WEB",
      "url": "https://go.dev/cl/652135"
    },
    {
      "type": "WEB",
      "url": "https://go.dev/issue/71931"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2025-3487"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20250411-0010"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "golang.org/x/crypto Vulnerable to Denial of Service (DoS) via Slow or Incomplete Key Exchange"
}


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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

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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.


Detection rules are retrieved from Rulezet.