Vulnerability-Lookup

GHSA-939C-FXC3-RC2X

Vulnerability from github – Published: 2022-05-17 05:39 – Updated: 2022-05-17 05:39

Details

chan_sip.c in the SIP channel driver in Asterisk Open Source 1.4.x before 1.4.41.2, 1.6.2.x before 1.6.2.18.2, and 1.8.x before 1.8.4.4, and Asterisk Business Edition C.3.x before C.3.7.3, disregards the alwaysauthreject option and generates different responses for invalid SIP requests depending on whether the user account exists, which allows remote attackers to enumerate account names via a series of requests.

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{
  "affected": [],
  "aliases": [
    "CVE-2011-2536"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2011-07-06T19:55:00Z",
    "severity": "MODERATE"
  },
  "details": "chan_sip.c in the SIP channel driver in Asterisk Open Source 1.4.x before 1.4.41.2, 1.6.2.x before 1.6.2.18.2, and 1.8.x before 1.8.4.4, and Asterisk Business Edition C.3.x before C.3.7.3, disregards the alwaysauthreject option and generates different responses for invalid SIP requests depending on whether the user account exists, which allows remote attackers to enumerate account names via a series of requests.",
  "id": "GHSA-939c-fxc3-rc2x",
  "modified": "2022-05-17T05:39:25Z",
  "published": "2022-05-17T05:39:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-2536"
    },
    {
      "type": "WEB",
      "url": "http://downloads.asterisk.org/pub/security/AST-2011-011-1.8.diff"
    },
    {
      "type": "WEB",
      "url": "http://downloads.asterisk.org/pub/security/AST-2011-011.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id?1025734"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2011-2536 (GCVE-0-2011-2536)

Vulnerability from cvelistv5 – Published: 2011-07-06 19:00 – Updated: 2024-08-06 23:08

Summary

Severity

No CVSS data available.

CWE

Assigner

mitre

References

3 references

URL	Tags
http://downloads.asterisk.org/pub/security/AST-20…	x_refsource_CONFIRM
http://downloads.asterisk.org/pub/security/AST-20…	x_refsource_CONFIRM
http://www.securitytracker.com/id?1025734	vdb-entryx_refsource_SECTRACK

Date Public

2011-06-28 00:00

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T23:08:22.022Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://downloads.asterisk.org/pub/security/AST-2011-011-1.8.diff"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://downloads.asterisk.org/pub/security/AST-2011-011.html"
          },
          {
            "name": "1025734",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id?1025734"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2011-06-28T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "chan_sip.c in the SIP channel driver in Asterisk Open Source 1.4.x before 1.4.41.2, 1.6.2.x before 1.6.2.18.2, and 1.8.x before 1.8.4.4, and Asterisk Business Edition C.3.x before C.3.7.3, disregards the alwaysauthreject option and generates different responses for invalid SIP requests depending on whether the user account exists, which allows remote attackers to enumerate account names via a series of requests."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2011-09-07T09:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://downloads.asterisk.org/pub/security/AST-2011-011-1.8.diff"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://downloads.asterisk.org/pub/security/AST-2011-011.html"
        },
        {
          "name": "1025734",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id?1025734"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2011-2536",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "eng",
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            }
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        },
        "problemtype": {
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        },
        "references": {
          "reference_data": [
            {
              "name": "http://downloads.asterisk.org/pub/security/AST-2011-011-1.8.diff",
              "refsource": "CONFIRM",
              "url": "http://downloads.asterisk.org/pub/security/AST-2011-011-1.8.diff"
            },
            {
              "name": "http://downloads.asterisk.org/pub/security/AST-2011-011.html",
              "refsource": "CONFIRM",
              "url": "http://downloads.asterisk.org/pub/security/AST-2011-011.html"
            },
            {
              "name": "1025734",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id?1025734"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2011-2536",
    "datePublished": "2011-07-06T19:00:00.000Z",
    "dateReserved": "2011-06-27T00:00:00.000Z",
    "dateUpdated": "2024-08-06T23:08:22.022Z",
    "state": "PUBLISHED"
  },
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}

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.

Action not permitted

GHSA-939C-FXC3-RC2X

CVE-2011-2536 (GCVE-0-2011-2536)

Tags

Sightings

Nomenclature