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FKIE_CVE-2015-0291

Vulnerability from fkie_nvd - Published: 2015-03-19 22:59 - Updated: 2026-06-17 00:19
Severity
Summary
The sigalgs implementation in t1_lib.c in OpenSSL 1.0.2 before 1.0.2a allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by using an invalid signature_algorithms extension in the ClientHello message during a renegotiation.
References
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=143748090628601&w=2Mailing List, Third Party Advisory
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=144050155601375&w=2Mailing List, Third Party Advisory
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=144050297101809&w=2Mailing List, Third Party Advisory
secalert@redhat.comhttp://www.fortiguard.com/advisory/2015-03-24-openssl-vulnerabilities-march-2015Third Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatch, Third Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.htmlThird Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlThird Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.htmlThird Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.htmlThird Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/73235Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.securitytracker.com/id/1031929Third Party Advisory, VDB Entry
secalert@redhat.comhttps://bto.bluecoat.com/security-advisory/sa92Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1202338Issue Tracking
secalert@redhat.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
secalert@redhat.comhttps://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=76343947ada960b6269090638f5391068daee88d
secalert@redhat.comhttps://kc.mcafee.com/corporate/index?page=content&id=SB10110Third Party Advisory
secalert@redhat.comhttps://security.gentoo.org/glsa/201503-11Third Party Advisory
secalert@redhat.comhttps://www.openssl.org/news/secadv_20150319.txtVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=143748090628601&w=2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=144050155601375&w=2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=144050297101809&w=2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.fortiguard.com/advisory/2015-03-24-openssl-vulnerabilities-march-2015Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/73235Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1031929Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bto.bluecoat.com/security-advisory/sa92Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1202338Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
af854a3a-2127-422b-91ae-364da2661108https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=76343947ada960b6269090638f5391068daee88d
af854a3a-2127-422b-91ae-364da2661108https://kc.mcafee.com/corporate/index?page=content&id=SB10110Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201503-11Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openssl.org/news/secadv_20150319.txtVendor Advisory
Impacted products
Vendor Product Version
openssl openssl 1.0.2
openssl openssl 1.0.2
openssl openssl 1.0.2
openssl openssl 1.0.2

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "AD3E5C1B-EC63-4214-A0BD-0B8681CE6C8B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.2:beta1:*:*:*:*:*:*",
              "matchCriteriaId": "18797BEE-417D-4959-9AAD-C5A7C051B524",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.2:beta2:*:*:*:*:*:*",
              "matchCriteriaId": "6FAA3C31-BD9D-45A9-A502-837FECA6D479",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openssl:openssl:1.0.2:beta3:*:*:*:*:*:*",
              "matchCriteriaId": "6455A421-9956-4846-AC7C-3431E0D37D23",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The sigalgs implementation in t1_lib.c in OpenSSL 1.0.2 before 1.0.2a allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by using an invalid signature_algorithms extension in the ClientHello message during a renegotiation."
    },
    {
      "lang": "es",
      "value": "La implementaci\u00f3n sigalgs en t1_lib.c en OpenSSL 1.0.2 anterior a 1.0.2a permite a atacantes remotos causar una denegaci\u00f3n de servicio (referencia a puntero nulo y ca\u00edda del demonio) mediante el uso de una extensi\u00f3n signature_algorithms inv\u00e1lida en el mensaje ClientHello durante una renegociaci\u00f3n."
    }
  ],
  "evaluatorComment": "\u003ca href=\"http://cwe.mitre.org/data/definitions/476.html\" rel=\"nofollow\"\u003eCWE-476: NULL Pointer Dereference\u003c/a\u003e",
  "id": "CVE-2015-0291",
  "lastModified": "2026-06-17T00:19:55.517",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2015-03-19T22:59:09.660",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://marc.info/?l=bugtraq\u0026m=143748090628601\u0026w=2"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://marc.info/?l=bugtraq\u0026m=144050155601375\u0026w=2"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://marc.info/?l=bugtraq\u0026m=144050297101809\u0026w=2"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.fortiguard.com/advisory/2015-03-24-openssl-vulnerabilities-march-2015"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/73235"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1031929"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://bto.bluecoat.com/security-advisory/sa92"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1202338"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=76343947ada960b6269090638f5391068daee88d"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10110"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/201503-11"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.openssl.org/news/secadv_20150319.txt"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://marc.info/?l=bugtraq\u0026m=143748090628601\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://marc.info/?l=bugtraq\u0026m=144050155601375\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://marc.info/?l=bugtraq\u0026m=144050297101809\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.fortiguard.com/advisory/2015-03-24-openssl-vulnerabilities-march-2015"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/73235"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1031929"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://bto.bluecoat.com/security-advisory/sa92"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1202338"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=76343947ada960b6269090638f5391068daee88d"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10110"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/201503-11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.openssl.org/news/secadv_20150319.txt"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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

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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.
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  • 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.

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