fkie_cve-2015-2157
Vulnerability from fkie_nvd
Published
2015-03-27 14:59
Modified
2024-11-21 02:26
Severity ?
Summary
The (1) ssh2_load_userkey and (2) ssh2_save_userkey functions in PuTTY 0.51 through 0.63 do not properly wipe SSH-2 private keys from memory, which allows local users to obtain sensitive information by reading the memory.
References
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2015-March/151790.html
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2015-March/151839.html
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2015-March/151933.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-updates/2015-03/msg00032.html
cve@mitre.orghttp://www.chiark.greenend.org.uk/~sgtatham/putty/changes.htmlPatch, Vendor Advisory
cve@mitre.orghttp://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped-2.htmlPatch, Vendor Advisory
cve@mitre.orghttp://www.debian.org/security/2015/dsa-3190
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2015/02/28/4
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2015/02/28/5
cve@mitre.orghttp://www.securityfocus.com/bid/72825
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151790.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151839.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151933.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2015-03/msg00032.html
af854a3a-2127-422b-91ae-364da2661108http://www.chiark.greenend.org.uk/~sgtatham/putty/changes.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped-2.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2015/dsa-3190
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2015/02/28/4
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2015/02/28/5
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/72825
Impacted products



{
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          "operator": "OR"
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    {
      "nodes": [
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              "matchCriteriaId": "FC082AE0-C49D-4944-BE76-B751DAD1EF84",
              "vulnerable": true
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The (1) ssh2_load_userkey and (2) ssh2_save_userkey functions in PuTTY 0.51 through 0.63 do not properly wipe SSH-2 private keys from memory, which allows local users to obtain sensitive information by reading the memory."
    },
    {
      "lang": "es",
      "value": "Las funciones (1) ssh2_load_userkey y (2) ssh2_save_userkey en PuTTY 0.51 hasta 0.63 no limpian correctamente las claves privadas SSH-2 de la memoria, lo que permite a usuarios remotos obtener informaci\u00f3n sensible mediante la lectura de la memoria."
    }
  ],
  "id": "CVE-2015-2157",
  "lastModified": "2024-11-21T02:26:53.940",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2015-03-27T14:59:05.697",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151790.html"
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    },
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      "url": "http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped-2.html"
    },
    {
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      "url": "http://www.debian.org/security/2015/dsa-3190"
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    {
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      "url": "http://www.openwall.com/lists/oss-security/2015/02/28/4"
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    {
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      "url": "http://www.openwall.com/lists/oss-security/2015/02/28/5"
    },
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      "url": "http://www.securityfocus.com/bid/72825"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151790.html"
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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