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CVE-2012-0386 (GCVE-0-2012-0386)

Vulnerability from cvelistv5 – Published: 2012-03-29 10:00 – Updated: 2024-08-06 18:23
VLAI
Summary
The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.securitytracker.com/id?1026866 vdb-entryx_refsource_SECTRACK
http://secunia.com/advisories/48609 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/48641 third-party-advisoryx_refsource_SECUNIA
http://osvdb.org/80695 vdb-entryx_refsource_OSVDB
http://www.securityfocus.com/bid/52752 vdb-entryx_refsource_BID
http://tools.cisco.com/security/center/content/Ci… vendor-advisoryx_refsource_CISCO
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
Date Public
2012-03-28 00:00
Show details on NVD website
To clipboard 

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    "nvd": {
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          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064."
          },
          {
            "lang": "es",
            "value": "La implementaci\u00f3n de SSHv2 en Cisco IOS v12.2, v12.4, v15.0, v15.1 y v15.2 y en IOS XE v2.3.x a v2.6.x y v3.1.xS a 3.4.xS antes de v3.4.2S permite a atacantes remotos causar una denegaci\u00f3n de servicio (reinicio del dispositivo ) a trav\u00e9s de un nombre de usuario modificado en un intento de conexi\u00f3n SSH inverso. Se trata de un problema tambi\u00e9n como Bug ID CSCtr49064 ."
          }
        ],
        "id": "CVE-2012-0386",
        "lastModified": "2026-04-29T01:13:23.040",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.8,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2012-03-29T11:01:16.277",
        "references": [
          {
            "source": "psirt@cisco.com",
            "url": "http://osvdb.org/80695"
          },
          {
            "source": "psirt@cisco.com",
            "url": "http://secunia.com/advisories/48609"
          },
          {
            "source": "psirt@cisco.com",
            "url": "http://secunia.com/advisories/48641"
          },
          {
            "source": "psirt@cisco.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-ssh"
          },
          {
            "source": "psirt@cisco.com",
            "url": "http://www.securityfocus.com/bid/52752"
          },
          {
            "source": "psirt@cisco.com",
            "url": "http://www.securitytracker.com/id?1026866"
          },
          {
            "source": "psirt@cisco.com",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/74404"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://osvdb.org/80695"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/48609"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://secunia.com/advisories/48641"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-ssh"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/52752"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securitytracker.com/id?1026866"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/74404"
          }
        ],
        "sourceIdentifier": "psirt@cisco.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-310"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



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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.