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The FwdState::connectedToPeer method in FwdState.cc in Squid before 3.5.14 and 4.0.x before 4.0.6 does not properly handle SSL handshake errors when built with the --with-openssl option, which allows remote attackers to cause a denial of service (application crash) via a plaintext HTTP message.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade squid | Jul 30, 2024 | Apr 19, 2016 |
| Freebsd | — | Upgrade squid | Dec 10, 2025 | Feb 18, 2016 |
| Oracle Solaris | — | Upgrade entire/ to version 11.4-11.4.0.0.1.15.0 on Solaris 11.4 | Oct 19, 2018 | Apr 19, 2016 |
| Suse | — | Upgrade squidUpgrade squid3 | Aug 26, 2016 | Apr 19, 2016 |
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