CVE-2016-4053

Impact:
Moderate
Public Date:
2016-04-20
CWE:
CWE-20
Bugzilla:
1329136: CVE-2016-4052 CVE-2016-4053 CVE-2016-4054 squid: multiple issues in ESI processing
Buffer overflow and input validation flaws were found in the way Squid processed ESI responses. If Squid was used as a reverse proxy, or for TLS/HTTPS interception, a remote attacker able to control ESI components on an HTTP server could use these flaws to crash Squid, disclose parts of the stack memory, or possibly execute arbitrary code as the user running Squid.

Find out more about CVE-2016-4053 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 5.1
Base Metrics AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (squid) RHSA-2016:1138 2016-05-31
Red Hat Enterprise Linux 6 (squid34) RHSA-2016:1140 2016-05-31
Red Hat Enterprise Linux 7 (squid) RHSA-2016:1139 2016-05-31

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 squid Not affected

External References

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