CVE-2016-4555
HIGH severity · CVSS 7.5 · Improper input validation
7.5CVSS HIGH
Summary
client_side_request.cc in Squid 3.x before 3.5.18 and 4.x before 4.0.10 allows remote servers to cause a denial of service (crash) via crafted Edge Side Includes (ESI) responses.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)54%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://bugs.squid-cache.org/show_bug.cgi?id=4455 ↗
Additional information
- NVD record
- http://bugs.squid-cache.org/show_bug.cgi?id=4455Patch
- http://www.openwall.com/lists/oss-security/2016/05/06/3Patch
- http://www.openwall.com/lists/oss-security/2016/05/06/5Patch
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
- http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html
- http://www.debian.org/security/2016/dsa-3625
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlAdvisory