fkie_cve-2018-20096
Vulnerability from fkie_nvd
Published
2018-12-12 10:29
Modified
2024-11-21 04:00
Severity ?
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
There is a heap-based buffer over-read in the Exiv2::tEXtToDataBuf function of pngimage.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
References
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2019:2101
cve@mitre.orghttps://github.com/Exiv2/exiv2/issues/590Exploit, Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206Exploit, Third Party Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:2101
af854a3a-2127-422b-91ae-364da2661108https://github.com/Exiv2/exiv2/issues/590Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/
Impacted products
Vendor Product Version
exiv2 exiv2 0.27


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:exiv2:exiv2:0.27:rc3:*:*:*:*:*:*",
                     matchCriteriaId: "CBFE3FF2-3169-4EDD-993E-30A6F7E68B38",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "There is a heap-based buffer over-read in the Exiv2::tEXtToDataBuf function of pngimage.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.",
      },
      {
         lang: "es",
         value: "Existe una sobrelectura de búfer basada en memoria dinámica (heap) en la función Exiv2::tEXtToDataBuf de pngimage.cpp en la versión 0.27-RC3 de Exiv2. Se podría realizar un ataque de denegación de servicio remoto con una entrada especialmente manipulada.",
      },
   ],
   id: "CVE-2018-20096",
   lastModified: "2024-11-21T04:00:51.957",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "MEDIUM",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "PARTIAL",
               baseScore: 4.3,
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:M/Au:N/C:N/I:N/A:P",
               version: "2.0",
            },
            exploitabilityScore: 8.6,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: true,
         },
      ],
      cvssMetricV30: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 6.5,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "REQUIRED",
               vectorString: "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
               version: "3.0",
            },
            exploitabilityScore: 2.8,
            impactScore: 3.6,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2018-12-12T10:29:00.677",
   references: [
      {
         source: "cve@mitre.org",
         url: "https://access.redhat.com/errata/RHSA-2019:2101",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Exploit",
            "Issue Tracking",
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/Exiv2/exiv2/issues/590",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Exploit",
            "Third Party Advisory",
         ],
         url: "https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206",
      },
      {
         source: "cve@mitre.org",
         url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "https://access.redhat.com/errata/RHSA-2019:2101",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Issue Tracking",
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/Exiv2/exiv2/issues/590",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Third Party Advisory",
         ],
         url: "https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/",
      },
   ],
   sourceIdentifier: "cve@mitre.org",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-125",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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