Squid is vulnerable to remote code execution (RCE). Due to an improper access restriction upon Digest Authentication nonce replay, it could lead to remote code execution.
lists.opensuse.org/opensuse-security-announce/2020-05/msg00018.html
master.squid-cache.org/Versions/v4/changesets/squid-4-eeebf0f37a72a2de08348e85ae34b02c34e9a811.patch
www.openwall.com/lists/oss-security/2020/04/23/2
www.squid-cache.org/Versions/v4/changesets/squid-4-eeebf0f37a72a2de08348e85ae34b02c34e9a811.patch
access.redhat.com/errata/RHSA-2020:2040
access.redhat.com/security/updates/classification/#important
bugzilla.suse.com/show_bug.cgi?id=1170313
github.com/squid-cache/squid/commit/eeebf0f37a72a2de08348e85ae34b02c34e9a811
github.com/squid-cache/squid/pull/585
lists.debian.org/debian-lts-announce/2020/07/msg00009.html
lists.fedoraproject.org/archives/list/[email protected]/message/4FWQRYZJPHAZBLXJ56FPCHJN5X2FP3VA/
lists.fedoraproject.org/archives/list/[email protected]/message/H4MWXEZAJSOGRJSS2JCJK4WBSND4IV46/
lists.fedoraproject.org/archives/list/[email protected]/message/RV2VZWFJNO3B56IVN56HHKJASG5DYUIX/
security.gentoo.org/glsa/202005-05
security.netapp.com/advisory/ntap-20210304-0004/
usn.ubuntu.com/4356-1/
www.debian.org/security/2020/dsa-4682