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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