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Gentoo Linux Security Advisory GLSA 202107-16
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https://security.gentoo.org/
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Severity: Normal
Title: Privoxy: Multiple vulnerabilities
Date: July 08, 2021
Bugs: #758428, #768096, #771960
ID: 202107-16

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Synopsis
========

Multiple vulnerabilities have been found in Privoxy, the worst of which
could result in Denial of Service.

Background
==========

Privoxy is a web proxy with advanced filtering capabilities for
enhancing privacy.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-proxy/privoxy < 3.0.32 >= 3.0.32

Description
===========

Multiple vulnerabilities have been discovered in privoxy. Please review
the CVE identifiers referenced below for details.

Impact
======

An attacker could cause a possible Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Privoxy users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-proxy/privoxy-3.0.32"

References
==========

[ 1 ] CVE-2020-35502
https://nvd.nist.gov/vuln/detail/CVE-2020-35502
[ 2 ] CVE-2021-20209
https://nvd.nist.gov/vuln/detail/CVE-2021-20209
[ 3 ] CVE-2021-20210
https://nvd.nist.gov/vuln/detail/CVE-2021-20210
[ 4 ] CVE-2021-20211
https://nvd.nist.gov/vuln/detail/CVE-2021-20211
[ 5 ] CVE-2021-20212
https://nvd.nist.gov/vuln/detail/CVE-2021-20212
[ 6 ] CVE-2021-20213
https://nvd.nist.gov/vuln/detail/CVE-2021-20213
[ 7 ] CVE-2021-20214
https://nvd.nist.gov/vuln/detail/CVE-2021-20214
[ 8 ] CVE-2021-20215
https://nvd.nist.gov/vuln/detail/CVE-2021-20215
[ 9 ] CVE-2021-20216
https://nvd.nist.gov/vuln/detail/CVE-2021-20216
[ 10 ] CVE-2021-20217
https://nvd.nist.gov/vuln/detail/CVE-2021-20217
[ 11 ] CVE-2021-20272
https://nvd.nist.gov/vuln/detail/CVE-2021-20272
[ 12 ] CVE-2021-20273
https://nvd.nist.gov/vuln/detail/CVE-2021-20273
[ 13 ] CVE-2021-20274
https://nvd.nist.gov/vuln/detail/CVE-2021-20274
[ 14 ] CVE-2021-20275
https://nvd.nist.gov/vuln/detail/CVE-2021-20275
[ 15 ] CVE-2021-20276
https://nvd.nist.gov/vuln/detail/CVE-2021-20276

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202107-16

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

License
=======

Copyright 2021 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5


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