{"id":"CVE-2021-28652","details":"An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.","aliases":["GHSA-m47m-9hvw-7447"],"modified":"2026-05-15T12:14:09.846889514Z","published":"2021-05-27T12:15:08.230Z","related":["ALSA-2021:4292","SUSE-SU-2021:1838-1","SUSE-SU-2021:1961-1","openSUSE-SU-2021:0879-1","openSUSE-SU-2021:1961-1","openSUSE-SU-2024:11403-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"9.0"},{"last_affected":"10.0"}],"source":"CPE_FIELD","vendor_product":"debian:debian_linux"},{"cpes":["cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"33"},{"last_affected":"34"}],"source":"CPE_FIELD","vendor_product":"fedoraproject:fedora"}]},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2023/Oct/14"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2023/10/11/3"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4924"},{"type":"REPORT","url":"https://bugs.squid-cache.org/show_bug.cgi?id=5106"},{"type":"FIX","url":"https://github.com/squid-cache/squid/security/advisories/GHSA-m47m-9hvw-7447"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"}]}