fkie_cve-2015-7511
Vulnerability from fkie_nvd
Published
2016-04-19 21:59
Modified
2025-04-12 10:46
Severity ?
2.0 (Low) - CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.
References
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html
secalert@redhat.comhttp://www.cs.tau.ac.IL/~tromer/ecdh/
secalert@redhat.comhttp://www.debian.org/security/2016/dsa-3474
secalert@redhat.comhttp://www.debian.org/security/2016/dsa-3478
secalert@redhat.comhttp://www.securityfocus.com/bid/83253
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2896-1
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W2IL4PAEICHGA2XMQYRY3MIWHM4GMPAG/
secalert@redhat.comhttps://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.htmlVendor Advisory
secalert@redhat.comhttps://security.gentoo.org/glsa/201610-04
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html
af854a3a-2127-422b-91ae-364da2661108http://www.cs.tau.ac.IL/~tromer/ecdh/
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3474
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3478
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/83253
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2896-1
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W2IL4PAEICHGA2XMQYRY3MIWHM4GMPAG/
af854a3a-2127-422b-91ae-364da2661108https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201610-04
Impacted products
Vendor Product Version
gnupg libgcrypt *
debian debian_linux 7.0
debian debian_linux 8.0
canonical ubuntu_linux 12.04
canonical ubuntu_linux 14.04
canonical ubuntu_linux 15.10


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:gnupg:libgcrypt:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "B83EE536-47B2-4A63-B2FA-A4716E239F69",
                     versionEndIncluding: "1.6.4",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "16F59A04-14CF-49E2-9973-645477EA09DA",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*",
                     matchCriteriaId: "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
                     matchCriteriaId: "B5A6F2F3-4894-4392-8296-3B8DD2679084",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*",
                     matchCriteriaId: "E88A537F-F4D0-46B9-9E37-965233C2A355",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.",
      },
      {
         lang: "es",
         value: "Libgcrypt en versiones anteriores a 1.6.5 no lleva a cabo correctamente la multiplicación de curva de puntos elípticos durante el descifrado, lo que facilita a atacantes físicamente próximos extrarer claves ECDH mediante la lectura de las emanaciones electromagnéticas.",
      },
   ],
   id: "CVE-2015-7511",
   lastModified: "2025-04-12T10:46:40.837",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "LOW",
            cvssData: {
               accessComplexity: "MEDIUM",
               accessVector: "LOCAL",
               authentication: "NONE",
               availabilityImpact: "NONE",
               baseScore: 1.9,
               confidentialityImpact: "PARTIAL",
               integrityImpact: "NONE",
               vectorString: "AV:L/AC:M/Au:N/C:P/I:N/A:N",
               version: "2.0",
            },
            exploitabilityScore: 3.4,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
      cvssMetricV30: [
         {
            cvssData: {
               attackComplexity: "HIGH",
               attackVector: "PHYSICAL",
               availabilityImpact: "NONE",
               baseScore: 2,
               baseSeverity: "LOW",
               confidentialityImpact: "LOW",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
               version: "3.0",
            },
            exploitabilityScore: 0.5,
            impactScore: 1.4,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2016-04-19T21:59:03.053",
   references: [
      {
         source: "secalert@redhat.com",
         url: "http://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html",
      },
      {
         source: "secalert@redhat.com",
         url: "http://www.cs.tau.ac.IL/~tromer/ecdh/",
      },
      {
         source: "secalert@redhat.com",
         url: "http://www.debian.org/security/2016/dsa-3474",
      },
      {
         source: "secalert@redhat.com",
         url: "http://www.debian.org/security/2016/dsa-3478",
      },
      {
         source: "secalert@redhat.com",
         url: "http://www.securityfocus.com/bid/83253",
      },
      {
         source: "secalert@redhat.com",
         url: "http://www.ubuntu.com/usn/USN-2896-1",
      },
      {
         source: "secalert@redhat.com",
         url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W2IL4PAEICHGA2XMQYRY3MIWHM4GMPAG/",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.html",
      },
      {
         source: "secalert@redhat.com",
         url: "https://security.gentoo.org/glsa/201610-04",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://www.cs.tau.ac.IL/~tromer/ecdh/",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://www.debian.org/security/2016/dsa-3474",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://www.debian.org/security/2016/dsa-3478",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://www.securityfocus.com/bid/83253",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://www.ubuntu.com/usn/USN-2896-1",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W2IL4PAEICHGA2XMQYRY3MIWHM4GMPAG/",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "https://security.gentoo.org/glsa/201610-04",
      },
   ],
   sourceIdentifier: "secalert@redhat.com",
   vulnStatus: "Deferred",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-200",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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