CVE-2020-2790 (GCVE-0-2020-2790)

Vulnerability from cvelistv5 – Published: 2020-04-15 13:29 – Updated: 2024-09-30 15:03
VLAI
Summary
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Pluggable Auth). Supported versions that are affected are 5.7.28 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
Severity
6.5 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-30 14:59 UTC
CWE
  • Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.
Assigner
References
Impacted products
Vendor Product Version CPE status
Oracle Corporation MySQL Server Affected: 5.7.28 and prior
guessed Create a notification for this product.
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                  "description": [
                    {
                      "lang": "eng",
                      "value": "Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server."
                    }
                  ]
                }
              ]
            },
            "references": {
              "reference_data": [
                {
                  "name": "https://www.oracle.com/security-alerts/cpuapr2020.html",
                  "refsource": "MISC",
                  "url": "https://www.oracle.com/security-alerts/cpuapr2020.html"
                },
                {
                  "name": "https://security.netapp.com/advisory/ntap-20200416-0003/",
                  "refsource": "CONFIRM",
                  "url": "https://security.netapp.com/advisory/ntap-20200416-0003/"
                },
                {
                  "name": "GLSA-202105-27",
                  "refsource": "GENTOO",
                  "url": "https://security.gentoo.org/glsa/202105-27"
                }
              ]
            }
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "43595867-4340-4103-b7a2-9a5208d29a85",
        "assignerShortName": "oracle",
        "cveId": "CVE-2020-2790",
        "datePublished": "2020-04-15T13:29:46.000Z",
        "dateReserved": "2019-12-10T00:00:00.000Z",
        "dateUpdated": "2024-09-30T15:03:39.602Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.


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.