{"id":"CVE-2020-19143","aliases":["DEBIAN-CVE-2020-19143","DSA-4997-1","EUVD-2020-11050","GHSA-qpx8-2vr9-wqjr","JLSEC-2026-482","MGASA-2021-0098","UBUNTU-CVE-2020-19143","USN-5084-1"],"status":"published","title":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the ...","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01456,"percentile":0.73827,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-03-04T12:26:19Z","modified":"2026-10-26T12:02:29Z","fixes":[{"ecosystem":"Debian:12","package":"tiff","fixed_in":["4.1.0+git201212-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"tiff","fixed_in":["4.1.0+git201212-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"tiff","fixed_in":["4.1.0+git201212-1"],"sources":["osv"]},{"ecosystem":"Debian:10","package":"tiff","fixed_in":["4.1.0+git191117-2~deb10u3"],"sources":["osv"]},{"ecosystem":"Julia","package":"Libtiff_jll","fixed_in":["4.1.0+0"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"tiff","fixed_in":["4.1.0+git191117-2ubuntu0.20.04.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"tiff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0+git201212-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"tiff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0+git201212-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"tiff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0+git201212-1"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"tiff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0+git191117-2~deb10u3"}]}],"versions":["4.0.10+git190814-1","4.0.10+git190818-1","4.0.10+git190903-1","4.0.10+git191003-1","4.0.10-4","4.1.0+git191117-1","4.1.0+git191117-2~deb10u1","4.1.0+git191117-2~deb10u2","4.1.0-1"]},{"source":"osv","ecosystem":"Julia","package":"Libtiff_jll","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.1.0+0"}]}]},{"source":"osv","ecosystem":"Mageia:7","package":"libtiff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.0-1.mga7"}]}],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"tiff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0+git191117-2ubuntu0.20.04.2"}]}],"versions":["4.0.10+git191003-1","4.1.0+git191117-1","4.1.0+git191117-2","4.1.0+git191117-2build1","4.1.0+git191117-2ubuntu0.20.04.1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"tiff","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0+git191117-2ubuntu0.20.04.2"}]}],"versions":["4.0.10+git191003-1","4.1.0+git191117-1","4.1.0+git191117-2","4.1.0+git191117-2build1","4.1.0+git191117-2ubuntu0.20.04.1"]}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"simplesystems","product":"libtiff"}],"references":[{"url":"http://bugzilla.maptools.org/show_bug.cgi?id=2851","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://gitlab.com/libtiff/libtiff/-/issues/158","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","web"]},{"url":"https://gitlab.com/libtiff/libtiff/-/merge_requests/119","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://security.netapp.com/advisory/ntap-20211004-0005/","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://www.debian.org/security/2021/dsa-4997","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-19143"},{"url":"https://github.com/advisories/GHSA-qpx8-2vr9-wqjr"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-19143","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2021-0098.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=28455","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-4755-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-19143","tags":["advisory","report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/BMHBYFMX3D5VGR6Y3RXTTH3Q4NF4E6IG/","tags":["web"]},{"url":"https://ubuntu.com/security/notices/USN-5084-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-19143","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-19143","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","status":"published","published":"2021-09-09T14:25:44Z","modified":"2024-08-04T14:08:30.58Z","updated_at":"2026-11-02T14:35:49.879248Z"}],"euvd":[{"id":"EUVD-2020-11050","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","status":"published","published":"2021-09-09T14:25:44Z","modified":"2024-08-04T14:08:30Z","updated_at":"2026-11-03T03:07:25.877716Z"}],"ghsa":[{"id":"GHSA-qpx8-2vr9-wqjr","title":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the ...","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","status":"published","published":"2022-05-24T19:14:01Z","modified":"2023-01-30T05:02:09Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:34.16886Z"}],"nvd":[{"id":"CVE-2020-19143","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","status":"published","published":"2021-09-09T15:15:07.643Z","modified":"2026-06-17T02:59:37.363Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:45.704484Z"}],"osv":[{"id":"CVE-2020-19143","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","status":"published","published":"2021-09-09T15:15:07.643Z","modified":"2026-10-20T10:52:05.009381835Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:15.212689Z"},{"id":"DEBIAN-CVE-2020-19143","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","status":"published","published":"2021-09-09T15:15:07.643Z","modified":"2026-10-26T12:02:29.254017809Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:33.384087Z"},{"id":"JLSEC-2026-482","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component '`libtiff/tif_dir.c`'.","status":"published","published":"2026-05-07T18:17:01.111Z","modified":"2026-07-25T18:24:30.642496395Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:47:18.573531Z"},{"id":"UBUNTU-CVE-2020-19143","description":"Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the \"TIFFVGetField\" funtion in the component 'libtiff/tif_dir.c'.","status":"published","published":"2021-09-09T15:15:00Z","modified":"2026-04-22T12:32:48.313287Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:23.344108Z"},{"id":"DSA-4997-1","title":"tiff - security update","status":"published","published":"2021-10-31T00:00:00Z","modified":"2026-03-09T02:11:37.857946Z","updated_at":"2026-11-02T15:46:17.543497Z"},{"id":"MGASA-2021-0098","title":"Updated libtiff packages fix security vulnerabilities","description":"The updated libtiff packages fix security vulnerabilities:\n- Integer overflow in tif_getimage.c (CVE-2020-35523).\n- Heap-based buffer overflow in TIFF2PDF tool (CVE-2020-35524).\n- Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of\n  service via the “TIFFVGetField” funtion in the component\n  ‘libtiff/tif_dir.c’. (CVE-2020-19143)\n- Memory allocation failure in tiff2rgba (CVE-2020-35521)\n- Memory allocation failure in tiff2rgba (CVE-2020-35522)\n","status":"published","published":"2021-03-04T12:26:19Z","modified":"2026-04-16T04:44:00.583595355Z","updated_at":"2026-11-02T15:49:41.509337Z"},{"id":"USN-5084-1","title":"tiff vulnerability","description":"It was discovered that LibTIFF incorrectly handled certain malformed\nimages. If a user or automated system were tricked into opening a specially\ncrafted image, a remote attacker could crash the application, leading to a\ndenial of service, or possibly execute arbitrary code with user privileges.\n","status":"published","published":"2021-09-21T11:41:31Z","modified":"2026-04-22T10:17:26.911827Z","updated_at":"2026-11-02T16:58:15.683829Z"}]}}