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Red Hat Enterprise Linux 7: RHSA-2017:0182-01 Moderate Squid Info Leak

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Calendar Grey January 24, 2017
Scroller Redhat
Keep updated on Red Hat's recent squid patch that tackles a vulnerability posing an information exposure threat for Linux practitioners.
An update for squid is now available for Red Hat Enterprise Linux 7

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing this update, the squid service will be restarted automatically.

Summary

Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.
Security Fix(es):
* It was found that squid did not properly remove connection specific headers when answering conditional requests using a cached request. A remote attacker could send a specially crafted request to an HTTP server via the squid proxy and steal private data from other connections. (CVE-2016-10002)

Topics%20covered

Topics Covered

security advisory security update security fix Red Hat Enterprise Linux moderate severity squid information disclosure

References

https://access.redhat.com/security/cve/CVE-2016-10002 https://access.redhat.com/security/updates/classification#moderate

Package List

Red Hat Enterprise Linux Server (v. 7):
Source: squid-3.5.20-2.el7_3.2.src.rpm
aarch64: squid-3.5.20-2.el7_3.2.aarch64.rpm squid-debuginfo-3.5.20-2.el7_3.2.aarch64.rpm squid-migration-script-3.5.20-2.el7_3.2.aarch64.rpm
ppc64: squid-3.5.20-2.el7_3.2.ppc64.rpm squid-debuginfo-3.5.20-2.el7_3.2.ppc64.rpm squid-migration-script-3.5.20-2.el7_3.2.ppc64.rpm
ppc64le: squid-3.5.20-2.el7_3.2.ppc64le.rpm squid-debuginfo-3.5.20-2.el7_3.2.ppc64le.rpm squid-migration-script-3.5.20-2.el7_3.2.ppc64le.rpm
s390x: squid-3.5.20-2.el7_3.2.s390x.rpm squid-debuginfo-3.5.20-2.el7_3.2.s390x.rpm squid-migration-script-3.5.20-2.el7_3.2.s390x.rpm
x86_64: squid-3.5.20-2.el7_3.2.x86_64.rpm squid-debuginfo-3.5.20-2.el7_3.2.x86_64.rpm squid-migration-script-3.5.20-2.el7_3.2.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
aarch64: squid-debuginfo-3.5.20-2.el7_3.2.aarch64.rpm squid-sysvinit-3.5.20-2.el7_3.2.aarch64.rpm
ppc64: squid-debuginfo-3.5.20-2.el7_3.2.ppc64.rpm squid-sysvinit-3.5.20-2.el7_3.2.ppc64.rpm
ppc64le: squid-debuginfo-3.5.20-2.el7_3.2.ppc64le.rpm squid-sysvinit-3.5.20-2.el7_3.2.ppc64le.rpm
s390x: squid-debuginfo-3.5.20-2.el7_3.2.s390x.rpm squid-sysvinit-3.5.20-2.el7_3.2.s390x.rpm
x86_64: squid-debuginfo-3.5.20-2.el7_3.2.x86_64.rpm

Read the Full Advisory


Advisory ID: RHSA-2017:0182-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2017:0182.html
Issue date: 2017-01-24

Topic

An update for squid is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update security fix Red Hat Enterprise Linux moderate severity squid information disclosure

Relevant Releases Architectures

Red Hat Enterprise Linux Server (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1405941 - CVE-2016-10002 squid: Information disclosure in HTTP request processing

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