{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"exiv2","cve_ids":["CVE-2021-31292"],"ecosystem":"PyPI","epss":0.02555,"exploited":false,"fixed_versions":[],"id":"tcs_01M5KGFS4RJZQHCCBQR5TV4P3Z","modified_at":"2025-10-09T07:56:38.910270Z","published_at":"2021-07-26T17:15:00Z","references":["https://osv.dev/vulnerability/PYSEC-2021-877","https://github.com/Exiv2/exiv2/issues/1530","https://www.debian.org/security/2021/dsa-4958","https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FMDT4PJB7P43WSOM3TRQIY3J33BAFVVE/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UYGDELIFFJWKUU7SO3QATCIXCZJERGAC/"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2021-877","url":"https://osv.dev/vulnerability/PYSEC-2021-877"}],"summary":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata."}