CVE-2016-4553
Published · Updated
25Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 80%
exploitation probability
80%top 1% of all CVEs
observed exploitation
nono source reports it
What the vendors declare (VEX)
Official vendor statements in CSAF/VEX format: whether their product is affected, already fixed, or ruled out — and why. These are the vendor's assertions, not Vexday's judgment.
Red HatVEX document ↗
Fixed
6 products (70 components)
Red Hat Enterprise Linux Server (v. 7) · Red Hat Enterprise Linux Server Optional (v. 7) · Red Hat Enterprise Linux Workstation (v. 7) · Red Hat Enterprise Linux Workstation Optional (v. 7) · Red Hat Enterprise Linux Server (v. 6) · and others 1
Not affected
2 products (3 components) — because the vulnerable code is not present in the product
Red Hat Enterprise Linux 6 · Red Hat Enterprise Linux 5
client_side.cc in Squid before 3.5.18 and 4.x before 4.0.10 does not properly ignore the Host header when absolute-URI is provided, which allows remote attackers to conduct cache-poisoning attacks via an HTTP request.
Affected products
n/a · n/aReferences
http://bugs.squid-cache.org/show_bug.cgi?id=4501http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.htmlhttp://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.htmlhttp://lists.opensuse.org/opensuse-updates/2016-08/msg00069.htmlhttps://access.redhat.com/errata/RHSA-2016:1139https://access.redhat.com/errata/RHSA-2016:1140https://security.gentoo.org/glsa/201607-01http://www.debian.org/security/2016/dsa-3625http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlhttp://www.securitytracker.com/id/1035768http://www.squid-cache.org/Advisories/SQUID-2016_7.txthttp://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-14039.patch