{"id":"PYSEC-2020-344","details":"In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.","modified":"2025-10-09T07:22:42.835816Z","published":"2020-01-27T05:15:00Z","withdrawn":"2024-11-22T04:37:04Z","references":[{"type":"FIX","url":"https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8"},{"type":"REPORT","url":"https://github.com/Exiv2/exiv2/issues/1011"},{"type":"WEB","url":"https://usn.ubuntu.com/4270-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4958"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html"}],"affected":[{"package":{"name":"exiv2","ecosystem":"PyPI","purl":"pkg:pypi/exiv2"},"ranges":[{"type":"GIT","repo":"https://github.com/Exiv2/exiv2","events":[{"introduced":"0"},{"fixed":"a82098f4f90cd86297131b5663c3dec6a34470e8"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"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","0.15.0","0.16.0","0.16.1","0.16.2","0.16.2.post1","0.16.3","0.16.3.post1","0.17.0","0.17.1","0.2","0.3","0.3.1","0.17.2","0.17.3","0.17.4","0.17.5"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/exiv2/PYSEC-2020-344.yaml"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}