#VU32298 Stack-based buffer overflow in Squid - CVE-2016-4052
Published: April 25, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32298
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-4052
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Squid
Squid
Software vendor:
Squid-cache.org
Squid-cache.org
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing crafted Edge Side Includes (ESI) responses. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Update to version 3.5.17.
External links
- 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.openwall.com/lists/oss-security/2016/04/20/6
- http://www.openwall.com/lists/oss-security/2016/04/20/9
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/86788
- http://www.securityfocus.com/bid/91787
- http://www.securitytracker.com/id/1035647
- http://www.squid-cache.org/Advisories/SQUID-2016_6.txt
- http://www.ubuntu.com/usn/USN-2995-1
- https://access.redhat.com/errata/RHSA-2016:1138
- https://access.redhat.com/errata/RHSA-2016:1139
- https://access.redhat.com/errata/RHSA-2016:1140
- https://security.gentoo.org/glsa/201607-01