FKIE_CVE-2013-4208

Vulnerability from fkie_nvd - Published: 2013-08-19 23:55 - Updated: 2025-04-11 00:51
Severity ?
Summary
The rsa_verify function in PuTTY before 0.63 (1) does not clear sensitive process memory after use and (2) does not free certain structures containing sensitive process memory, which might allow local users to discover private RSA and DSA keys.
References
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html
secalert@redhat.comhttp://secunia.com/advisories/54379Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/54533
secalert@redhat.comhttp://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html
secalert@redhat.comhttp://www.debian.org/security/2013/dsa-2736
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2013/08/06/11
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/54379Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/54533
af854a3a-2127-422b-91ae-364da2661108http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2013/dsa-2736
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2013/08/06/11
Impacted products
Vendor Product Version
putty putty 0.45
putty putty 0.46
putty putty 0.47
putty putty 0.48
putty putty 0.49
putty putty 0.50
putty putty 0.51
putty putty 0.52
putty putty 0.53b
putty putty 0.54
putty putty 0.55
putty putty 0.56
putty putty 0.57
putty putty 0.58
putty putty 0.59
putty putty 0.60
putty putty 0.61
simon_tatham putty *
simon_tatham putty 0.53
To clipboard 

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              "matchCriteriaId": "5D5EB349-B1DF-4CF5-9468-37DC66A929C3",
              "vulnerable": true
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The rsa_verify function in PuTTY before 0.63 (1) does not clear sensitive process memory after use and (2) does not free certain structures containing sensitive process memory, which might allow local users to discover private RSA and DSA keys."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n rsa_verify en PuTTY anterior a 0.63 (1) no limpia de memoria los procesos sensibles despu\u00e9s de usarlos y  (2)no libera determinadas estructuras que contienen procesos sensibles, lo que podr\u00eda permitir a usuarios locales descubrir claves privadas RSA y DSA."
    }
  ],
  "id": "CVE-2013-4208",
  "lastModified": "2025-04-11T00:51:21.963",
  "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": "2013-08-19T23:55:08.833",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/54379"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://secunia.com/advisories/54533"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.debian.org/security/2013/dsa-2736"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.openwall.com/lists/oss-security/2013/08/06/11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html"
    },
    {
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      "tags": [
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      ],
      "url": "http://secunia.com/advisories/54379"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/54533"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2013/dsa-2736"
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2013/08/06/11"
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  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Detection rules are retrieved from Rulezet.