fkie_cve-2019-12904
Vulnerability from fkie_nvd
Published
2019-06-20 00:15
Modified
2024-11-21 04:23
Summary
In Libgcrypt 1.8.4, the C implementation of AES is vulnerable to a flush-and-reload side-channel attack because physical addresses are available to other processes. (The C implementation is used on platforms where an assembly-language implementation is unavailable.) NOTE: the vendor's position is that the issue report cannot be validated because there is no description of an attack
Impacted products
Vendor Product Version
gnupg libgcrypt 1.8.4
opensuse leap 15.0



{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:gnupg:libgcrypt:1.8.4:*:*:*:*:*:*:*",
                     matchCriteriaId: "80BF5528-C785-4F9F-B6DE-2B017FAEFD03",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
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                     criteria: "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "F1E78106-58E6-4D59-990F-75DA575BFAD9",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
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      },
   ],
   cveTags: [
      {
         sourceIdentifier: "cve@mitre.org",
         tags: [
            "disputed",
         ],
      },
   ],
   descriptions: [
      {
         lang: "en",
         value: "In Libgcrypt 1.8.4, the C implementation of AES is vulnerable to a flush-and-reload side-channel attack because physical addresses are available to other processes. (The C implementation is used on platforms where an assembly-language implementation is unavailable.) NOTE: the vendor's position is that the issue report cannot be validated because there is no description of an attack",
      },
      {
         lang: "es",
         value: "** EN DISPUTA ** En Libgcrypt versión 1.8.4, la implementación en C de AES es vulnerable a un ataque de canal lateral de descarga y recarga porque las direcciones físicas están disponibles para otros procesos. (La implementación en C se usa en plataformas donde una implementación en lenguaje ensamblador no está disponible). NOTA: la posición del vendedor es que el informe de emisión no puede ser validado porque no hay descripción de un ataque",
      },
   ],
   id: "CVE-2019-12904",
   lastModified: "2024-11-21T04:23:48.013",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "MEDIUM",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "NONE",
               baseScore: 4.3,
               confidentialityImpact: "PARTIAL",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:M/Au:N/C:P/I:N/A:N",
               version: "2.0",
            },
            exploitabilityScore: 8.6,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "HIGH",
               attackVector: "NETWORK",
               availabilityImpact: "NONE",
               baseScore: 5.9,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "HIGH",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
               version: "3.1",
            },
            exploitabilityScore: 2.2,
            impactScore: 3.6,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2019-06-20T00:15:10.667",
   references: [
      {
         source: "cve@mitre.org",
         tags: [
            "Mailing List",
            "Third Party Advisory",
         ],
         url: "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00049.html",
      },
      {
         source: "cve@mitre.org",
         tags: [
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         url: "https://dev.gnupg.org/T4541",
      },
      {
         source: "cve@mitre.org",
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         url: "https://github.com/gpg/libgcrypt/commit/a4c561aab1014c3630bc88faf6f5246fee16b020",
      },
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      },
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         tags: [
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         url: "https://dev.gnupg.org/T4541",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
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      },
   ],
   sourceIdentifier: "cve@mitre.org",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-668",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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