pysec-2018-117
Vulnerability from pysec
Published
2018-12-12 10:29
Modified
2024-01-02 15:20
Severity ?
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details

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.

Impacted products
Name purl
exiv2 pkg:pypi/exiv2
Aliases


To clipboard 

{
   affected: [
      {
         package: {
            ecosystem: "PyPI",
            name: "exiv2",
            purl: "pkg:pypi/exiv2",
         },
         ranges: [
            {
               events: [
                  {
                     introduced: "0",
                  },
               ],
               type: "ECOSYSTEM",
            },
         ],
         versions: [
            "0.1",
            "0.11.0",
            "0.11.1",
            "0.11.2",
            "0.11.3",
            "0.12.0",
            "0.12.1",
            "0.13.0",
            "0.13.1",
            "0.13.2",
            "0.14.0",
            "0.14.1",
            "0.2",
            "0.3",
            "0.3.1",
            "0.15.0",
            "0.16.0",
            "0.16.1",
         ],
      },
   ],
   aliases: [
      "CVE-2018-20096",
   ],
   details: "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.",
   id: "PYSEC-2018-117",
   modified: "2024-01-02T15:20:59.143416Z",
   published: "2018-12-12T10:29:00Z",
   references: [
      {
         type: "EVIDENCE",
         url: "https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206",
      },
      {
         type: "WEB",
         url: "https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206",
      },
      {
         type: "REPORT",
         url: "https://github.com/Exiv2/exiv2/issues/590",
      },
      {
         type: "EVIDENCE",
         url: "https://github.com/Exiv2/exiv2/issues/590",
      },
      {
         type: "FIX",
         url: "https://github.com/Exiv2/exiv2/issues/590",
      },
      {
         type: "ADVISORY",
         url: "https://access.redhat.com/errata/RHSA-2019:2101",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/",
      },
   ],
   severity: [
      {
         score: "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
         type: "CVSS_V3",
      },
   ],
}


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