{"id":"CVE-2020-27818","aliases":["DEBIAN-CVE-2020-27818","DLA-3032-1","EUVD-2020-20319","GHSA-xjm9-9gr6-gcpx","UBUNTU-CVE-2020-27818","USN-6182-1","openSUSE-SU-2020:2177-1","openSUSE-SU-2020:2198-1","openSUSE-SU-2020:2220-1","openSUSE-SU-2020:2227-1","openSUSE-SU-2024:11176-1"],"status":"published","title":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a...","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. 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Advisory","advisory"]},{"url":"https://bodhi.fedoraproject.org/updates/FEDORA-2020-27b168926a","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-6c93c61069","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-339db397ad","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1902011","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Third Party Advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/05/msg00043.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-27818"},{"url":"https://github.com/advisories/GHSA-xjm9-9gr6-gcpx"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-27818","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-27818","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6182-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-27818","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-35511","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/6X67BQ55SUAPPGYOKAMOSKREWWBB3IML/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1179528","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27818","tags":["web"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/HPNGY4RQOIMXS6TTD3ACRQAMK2RAWPXG/","tags":["advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/4NV3VWVURXABVRUNQHZKR6NMGC57TGOU/","tags":["advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/2B2QIGVX2RVTJFGI36POZTZGDGLBTYHX/","tags":["advisory"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2020-27818","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.","status":"published","published":"2020-12-08T00:04:55Z","modified":"2024-08-04T16:25:43.451Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:53.552996Z"}],"euvd":[{"id":"EUVD-2020-20319","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.","status":"published","published":"2020-12-08T00:04:55Z","modified":"2024-08-04T16:25:43Z","updated_at":"2026-11-03T03:07:11.950168Z"}],"ghsa":[{"id":"GHSA-xjm9-9gr6-gcpx","title":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a...","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.","status":"published","published":"2022-05-24T17:35:40Z","modified":"2023-01-29T05:04:56Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-120","CWE-125"],"updated_at":"2026-11-02T14:45:40.253766Z"}],"nvd":[{"id":"CVE-2020-27818","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.","status":"published","published":"2020-12-08T01:15:12.32Z","modified":"2026-06-17T03:09:40.7Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low","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-120","CWE-125"],"updated_at":"2026-11-02T14:06:27.10541Z"}],"osv":[{"id":"CVE-2020-27818","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.","status":"published","published":"2020-12-08T01:15:12.32Z","modified":"2026-11-03T02:30:56.375805976Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-03T03:05:53.289262Z"},{"id":"DEBIAN-CVE-2020-27818","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.","status":"published","published":"2020-12-08T01:15:12.32Z","modified":"2026-10-26T12:02:12.983042678Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:45:33.729655Z"},{"id":"UBUNTU-CVE-2020-27818","description":"A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.","status":"published","published":"2020-12-08T01:15:00Z","modified":"2026-10-17T12:55:45.264784133Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:54:24.541803Z"},{"id":"DLA-3032-1","title":"pngcheck - security update","status":"published","published":"2022-05-29T00:00:00Z","modified":"2026-03-09T01:17:46.618373Z","updated_at":"2026-11-02T15:46:11.189256Z"},{"id":"openSUSE-SU-2020:2177-1","title":"Security update for pngcheck","description":"This update for pngcheck fixes the following issues:\n\n- CVE-2020-27818: Fixed a global buffer overflow in check_chunk_name function via crafted pngfile (boo#1179528).\n","status":"published","published":"2020-12-06T17:22:33Z","modified":"2026-02-04T03:09:53.186217Z","updated_at":"2026-11-02T16:58:31.517538Z"},{"id":"openSUSE-SU-2020:2198-1","title":"Security update for pngcheck","description":"This update for pngcheck fixes the following issues:\n\n- CVE-2020-27818: Fixed a global buffer overflow in check_chunk_name function via crafted pngfile (boo#1179528).\n","status":"published","published":"2020-12-07T11:23:38Z","modified":"2026-02-04T02:31:31.423875Z","updated_at":"2026-11-02T16:58:31.517538Z"},{"id":"openSUSE-SU-2020:2220-1","title":"Security update for pngcheck","description":"This update for pngcheck fixes the following issues:\n\n- CVE-2020-27818: Fixed a global buffer overflow in check_chunk_name function via crafted pngfile (boo#1179528).\n\nThis update was imported from the openSUSE:Leap:15.2:Update update project.","status":"published","published":"2020-12-09T23:26:25Z","modified":"2026-02-04T02:57:51.936364Z","updated_at":"2026-11-02T16:58:31.517538Z"},{"id":"openSUSE-SU-2020:2227-1","title":"Security update for pngcheck","description":"This update for pngcheck fixes the following issues:\n\n- CVE-2020-27818: Fixed a global buffer overflow in check_chunk_name function via crafted pngfile (boo#1179528).\n\nThis update was imported from the openSUSE:Leap:15.1:Update update project.","status":"published","published":"2020-12-10T15:24:56Z","modified":"2026-02-04T02:36:14.287464Z","updated_at":"2026-11-02T16:58:31.517538Z"},{"id":"openSUSE-SU-2024:11176-1","title":"pngcheck-3.0.0-1.7 on GA media","description":"These are all security issues fixed in the pngcheck-3.0.0-1.7 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:17:28.609182Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"USN-6182-1","title":"pngcheck vulnerabilities","description":"It was discovered that pngcheck incorrectly handled certain inputs. If a\nuser or an automated system were tricked into opening a specially crafted\ninput file, a remote attacker could possibly use this issue to cause a\ndenial of service.\n","status":"published","published":"2023-06-21T08:57:35Z","modified":"2026-06-25T13:32:09.780206503Z","updated_at":"2026-11-02T16:58:16.738762Z"}]}}