github - ghsa-mwpj-rq8j-724c

GHSA-MWPJ-RQ8J-724C

Vulnerability from github – Published: 2022-05-05 02:48 – Updated: 2025-04-11 04:07

Details

The publickey_from_privatekey function in libssh before 0.5.4, when no algorithm is matched during negotiations, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a "Client: Diffie-Hellman Key Exchange Init" packet.

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{
  "affected": [],
  "aliases": [
    "CVE-2013-0176"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2013-02-05T23:55:00Z",
    "severity": "MODERATE"
  },
  "details": "The publickey_from_privatekey function in libssh before 0.5.4, when no algorithm is matched during negotiations, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a \"Client: Diffie-Hellman Key Exchange Init\" packet.",
  "id": "GHSA-mwpj-rq8j-724c",
  "modified": "2025-04-11T04:07:11Z",
  "published": "2022-05-05T02:48:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2013-0176"
    },
    {
      "type": "WEB",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/81595"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098065.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098094.html"
    },
    {
      "type": "WEB",
      "url": "http://secunia.com/advisories/51982"
    },
    {
      "type": "WEB",
      "url": "http://www.libssh.org/2013/01/22/libssh-0-5-4-security-release"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-1707-1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2013-0176 (GCVE-0-2013-0176)

Vulnerability from cvelistv5 – Published: 2013-02-05 23:11 – Updated: 2024-08-06 14:18

Summary

Severity ?

No CVSS data available.

CWE

Assigner

redhat

References

URL

Tags

	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
	http://secunia.com/advisories/51982	third-party-advisoryx_refsource_SECUNIA
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://www.ubuntu.com/usn/USN-1707-1	vendor-advisoryx_refsource_UBUNTU
	http://www.libssh.org/2013/01/22/libssh-0-5-4-sec…	x_refsource_CONFIRM

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T14:18:09.365Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "FEDORA-2013-1407",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098094.html"
          },
          {
            "name": "libssh-publickeyfromprivatekey-dos(81595)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/81595"
          },
          {
            "name": "51982",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/51982"
          },
          {
            "name": "FEDORA-2013-1422",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098065.html"
          },
          {
            "name": "USN-1707-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "http://www.ubuntu.com/usn/USN-1707-1"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.libssh.org/2013/01/22/libssh-0-5-4-security-release/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2013-01-22T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The publickey_from_privatekey function in libssh before 0.5.4, when no algorithm is matched during negotiations, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a \"Client: Diffie-Hellman Key Exchange Init\" packet."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-08-28T12:57:01",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "FEDORA-2013-1407",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098094.html"
        },
        {
          "name": "libssh-publickeyfromprivatekey-dos(81595)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/81595"
        },
        {
          "name": "51982",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/51982"
        },
        {
          "name": "FEDORA-2013-1422",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098065.html"
        },
        {
          "name": "USN-1707-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "http://www.ubuntu.com/usn/USN-1707-1"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.libssh.org/2013/01/22/libssh-0-5-4-security-release/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2013-0176",
    "datePublished": "2013-02-05T23:11:00",
    "dateReserved": "2012-12-06T00:00:00",
    "dateUpdated": "2024-08-06T14:18:09.365Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-MWPJ-RQ8J-724C

CVE-2013-0176 (GCVE-0-2013-0176)

Tags

Sightings

Nomenclature