gsd-2012-0920
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
Use-after-free vulnerability in Dropbear SSH Server 0.52 through 2012.54, when command restriction and public key authentication are enabled, allows remote authenticated users to execute arbitrary code and bypass command restrictions via multiple crafted command requests, related to "channels concurrency."
Aliases
Aliases
CVE-2012-0920


To clipboard 

{
  "GSD": {
    "alias": "CVE-2012-0920",
    "description": "Use-after-free vulnerability in Dropbear SSH Server 0.52 through 2012.54, when command restriction and public key authentication are enabled, allows remote authenticated users to execute arbitrary code and bypass command restrictions via multiple crafted command requests, related to \"channels concurrency.\"",
    "id": "GSD-2012-0920",
    "references": [
      "https://www.debian.org/security/2012/dsa-2456"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2012-0920"
      ],
      "details": "Use-after-free vulnerability in Dropbear SSH Server 0.52 through 2012.54, when command restriction and public key authentication are enabled, allows remote authenticated users to execute arbitrary code and bypass command restrictions via multiple crafted command requests, related to \"channels concurrency.\"",
      "id": "GSD-2012-0920",
      "modified": "2023-12-13T01:20:13.317149Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
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        "ID": "CVE-2012-0920",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
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                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
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      },
      "references": {
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          {
            "name": "dropbear-code-execution(73444)",
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          },
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          },
          {
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            "refsource": "CONFIRM",
            "url": "http://matt.ucc.asn.au/dropbear/CHANGES"
          },
          {
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            "refsource": "BID",
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          },
          {
            "name": "https://secure.ucc.asn.au/hg/dropbear/rev/818108bf7749",
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            "url": "https://secure.ucc.asn.au/hg/dropbear/rev/818108bf7749"
          },
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          },
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        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:dropbear_ssh_project:dropbear_ssh:*:*:*:*:*:*:*:*",
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                "versionEndIncluding": "2012.54",
                "versionStartIncluding": "0.52",
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          },
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              },
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            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-399"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "79590",
              "refsource": "OSVDB",
              "tags": [
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              ],
              "url": "http://www.osvdb.org/79590"
            },
            {
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            },
            {
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            },
            {
              "name": "http://matt.ucc.asn.au/dropbear/CHANGES",
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              "url": "http://matt.ucc.asn.au/dropbear/CHANGES"
            },
            {
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            },
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              ],
              "url": "http://www.debian.org/security/2012/dsa-2456"
            },
            {
              "name": "https://secure.ucc.asn.au/hg/dropbear/rev/818108bf7749",
              "refsource": "CONFIRM",
              "tags": [
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              "url": "https://secure.ucc.asn.au/hg/dropbear/rev/818108bf7749"
            },
            {
              "name": "dropbear-code-execution(73444)",
              "refsource": "XF",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/73444"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "HIGH",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.1,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:H/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2018-10-30T16:28Z",
      "publishedDate": "2012-06-05T22:55Z"
    }
  }
}


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