{"id":"CVE-2020-18831","aliases":["DEBIAN-CVE-2020-18831","EUVD-2023-0076","GHSA-xwp4-phw7-5mfh","PYSEC-2023-150","UBUNTU-CVE-2020-18831"],"status":"published","title":"Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows...","description":"Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted 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Tracking","Patch","Vendor Advisory","fix","advisory"]},{"url":"https://www.exiv2.org/download.html","tags":["x_transferred","Broken Link","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18831"},{"url":"https://github.com/advisories/GHSA-xwp4-phw7-5mfh"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-18831","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-18831","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-18831","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-18831","description":"Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.","status":"published","published":"2023-08-22T00:00:00Z","modified":"2024-10-04T16:32:24.986Z","updated_at":"2026-11-02T14:35:59.434367Z"}],"euvd":[{"id":"EUVD-2023-0076","description":"Buffer Overflow vulnerability in tEXtToDataBuf 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function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.","status":"published","published":"2023-08-22T19:15:56.22Z","modified":"2026-06-17T02:59:29.31Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:47.910346Z"}],"osv":[{"id":"CVE-2020-18831","description":"Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.","status":"published","published":"2023-08-22T19:15:56.22Z","modified":"2026-10-20T10:52:03.849388669Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:15.212689Z"},{"id":"DEBIAN-CVE-2020-18831","description":"Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.","status":"published","published":"2023-08-22T19:15:56.22Z","modified":"2026-10-26T12:02:29.291122558Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:33.384087Z"},{"id":"PYSEC-2023-150","description":"Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.","status":"published","published":"2023-08-22T19:15:00Z","modified":"2025-10-09T08:26:26.017755Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:53.837392Z"},{"id":"UBUNTU-CVE-2020-18831","description":"Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.","status":"withdrawn","published":"2023-08-22T19:15:00Z","modified":"2026-03-19T06:57:49.595022Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:23.344108Z"}]}}