CWE
119
Advisory Published
Updated

CVE-2016-4053: Buffer Overflow

First published: Mon Apr 25 2016(Updated: )

Squid 3.x before 3.5.17 and 4.x before 4.0.9 allow remote attackers to obtain sensitive stack layout information via crafted Edge Side Includes (ESI) responses, related to incorrect use of assert and compiler optimization.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Squid Web Proxy Cache=3.0
Squid Web Proxy Cache=3.1
Squid Web Proxy Cache=3.1.0.1
Squid Web Proxy Cache=3.1.0.2
Squid Web Proxy Cache=3.1.0.3
Squid Web Proxy Cache=3.1.0.4
Squid Web Proxy Cache=3.1.0.5
Squid Web Proxy Cache=3.1.0.6
Squid Web Proxy Cache=3.1.0.7
Squid Web Proxy Cache=3.1.0.8
Squid Web Proxy Cache=3.1.0.9
Squid Web Proxy Cache=3.1.0.10
Squid Web Proxy Cache=3.1.0.11
Squid Web Proxy Cache=3.1.0.12
Squid Web Proxy Cache=3.1.0.13
Squid Web Proxy Cache=3.1.0.14
Squid Web Proxy Cache=3.1.0.15
Squid Web Proxy Cache=3.1.0.16
Squid Web Proxy Cache=3.1.0.17
Squid Web Proxy Cache=3.1.0.18
Squid Web Proxy Cache=3.1.1
Squid Web Proxy Cache=3.1.2
Squid Web Proxy Cache=3.1.3
Squid Web Proxy Cache=3.1.4
Squid Web Proxy Cache=3.1.5
Squid Web Proxy Cache=3.1.5.1
Squid Web Proxy Cache=3.1.6
Squid Web Proxy Cache=3.1.7
Squid Web Proxy Cache=3.1.8
Squid Web Proxy Cache=3.1.9
Squid Web Proxy Cache=3.1.10
Squid Web Proxy Cache=3.1.11
Squid Web Proxy Cache=3.1.12
Squid Web Proxy Cache=3.1.12.1
Squid Web Proxy Cache=3.1.12.2
Squid Web Proxy Cache=3.1.12.3
Squid Web Proxy Cache=3.1.13
Squid Web Proxy Cache=3.1.14
Squid Web Proxy Cache=3.1.15
Squid Web Proxy Cache=3.1.16
Squid Web Proxy Cache=3.1.17
Squid Web Proxy Cache=3.1.18
Squid Web Proxy Cache=3.1.19
Squid Web Proxy Cache=3.1.20
Squid Web Proxy Cache=3.1.21
Squid Web Proxy Cache=3.1.22
Squid Web Proxy Cache=3.2.0.1
Squid Web Proxy Cache=3.2.0.2
Squid Web Proxy Cache=3.2.0.3
Squid Web Proxy Cache=3.2.0.4
Squid Web Proxy Cache=3.2.0.5
Squid Web Proxy Cache=3.2.0.6
Squid Web Proxy Cache=3.2.0.7
Squid Web Proxy Cache=3.2.0.8
Squid Web Proxy Cache=3.2.0.9
Squid Web Proxy Cache=3.2.0.10
Squid Web Proxy Cache=3.2.0.11
Squid Web Proxy Cache=3.2.0.12
Squid Web Proxy Cache=3.2.0.13
Squid Web Proxy Cache=3.2.0.14
Squid Web Proxy Cache=3.2.0.15
Squid Web Proxy Cache=3.2.0.16
Squid Web Proxy Cache=3.2.0.17
Squid Web Proxy Cache=3.2.0.18
Squid Web Proxy Cache=3.2.0.19
Squid Web Proxy Cache=3.2.1
Squid Web Proxy Cache=3.2.2
Squid Web Proxy Cache=3.2.3
Squid Web Proxy Cache=3.2.4
Squid Web Proxy Cache=3.2.5
Squid Web Proxy Cache=3.2.6
Squid Web Proxy Cache=3.2.7
Squid Web Proxy Cache=3.2.8
Squid Web Proxy Cache=3.2.9
Squid Web Proxy Cache=3.2.10
Squid Web Proxy Cache=3.2.11
Squid Web Proxy Cache=3.2.12
Squid Web Proxy Cache=3.2.13
Squid Web Proxy Cache=3.3.0
Squid Web Proxy Cache=3.3.0.1
Squid Web Proxy Cache=3.3.0.2
Squid Web Proxy Cache=3.3.0.3
Squid Web Proxy Cache=3.3.1
Squid Web Proxy Cache=3.3.2
Squid Web Proxy Cache=3.3.3
Squid Web Proxy Cache=3.3.4
Squid Web Proxy Cache=3.3.5
Squid Web Proxy Cache=3.3.6
Squid Web Proxy Cache=3.3.7
Squid Web Proxy Cache=3.3.8
Squid Web Proxy Cache=3.3.9
Squid Web Proxy Cache=3.3.10
Squid Web Proxy Cache=3.3.11
Squid Web Proxy Cache=3.3.12
Squid Web Proxy Cache=3.3.13
Squid Web Proxy Cache=3.3.14
Squid Web Proxy Cache=3.4.0.1
Squid Web Proxy Cache=3.4.0.2
Squid Web Proxy Cache=3.4.0.3
Squid Web Proxy Cache=3.4.1
Squid Web Proxy Cache=3.4.2
Squid Web Proxy Cache=3.4.3
Squid Web Proxy Cache=3.4.4
Squid Web Proxy Cache=3.4.4.1
Squid Web Proxy Cache=3.4.4.2
Squid Web Proxy Cache=3.4.8
Squid Web Proxy Cache=3.4.9
Squid Web Proxy Cache=3.4.10
Squid Web Proxy Cache=3.4.11
Squid Web Proxy Cache=3.4.12
Squid Web Proxy Cache=3.4.13
Squid Web Proxy Cache=3.4.14
Squid Web Proxy Cache=3.5.0.1
Squid Web Proxy Cache=3.5.0.2
Squid Web Proxy Cache=3.5.0.3
Squid Web Proxy Cache=3.5.0.4
Squid Web Proxy Cache=3.5.1
Squid Web Proxy Cache=3.5.2
Squid Web Proxy Cache=3.5.3
Squid Web Proxy Cache=3.5.4
Squid Web Proxy Cache=3.5.5
Squid Web Proxy Cache=3.5.6
Squid Web Proxy Cache=3.5.7
Squid Web Proxy Cache=3.5.8
Squid Web Proxy Cache=3.5.9
Squid Web Proxy Cache=3.5.10
Squid Web Proxy Cache=3.5.11
Squid Web Proxy Cache=3.5.12
Squid Web Proxy Cache=3.5.13
Squid Web Proxy Cache=3.5.14
Squid Web Proxy Cache=3.5.15
Squid Web Proxy Cache=3.5.16
Squid Web Proxy Cache=4.0.1
Squid Web Proxy Cache=4.0.2
Squid Web Proxy Cache=4.0.3
Squid Web Proxy Cache=4.0.4
Squid Web Proxy Cache=4.0.5
Squid Web Proxy Cache=4.0.6
Squid Web Proxy Cache=4.0.7
Squid Web Proxy Cache=4.0.8
Oracle Linux=6
Oracle Linux=7
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=15.10
Ubuntu=16.04

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Frequently Asked Questions

  • What is the severity of CVE-2016-4053?

    CVE-2016-4053 has been assigned a medium severity level due to the potential for information leakage.

  • How do I fix CVE-2016-4053?

    To fix CVE-2016-4053, update Squid to version 3.5.17 or newer for 3.x series or 4.0.9 or newer for 4.x series.

  • What impact does CVE-2016-4053 have on affected systems?

    CVE-2016-4053 can allow remote attackers to obtain sensitive stack layout information from affected Squid installations.

  • Which versions of Squid are affected by CVE-2016-4053?

    CVE-2016-4053 affects Squid versions prior to 3.5.17 and 4.x prior to 4.0.9.

  • Was CVE-2016-4053 publicly disclosed?

    Yes, CVE-2016-4053 was publicly disclosed as part of a security announcement affecting multiple systems.

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