Improper Input Validation Affecting privoxy package, versions <3.0.24-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Jan 2016
- disclosed27 Jan 2016
Introduced: 27 Jan 2016
CVE-2016-1983 (opens in a new tab)How to fix?
Upgrade Debian:12 privoxy to version 3.0.24-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream privoxy package and not the privoxy package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
The client_host function in parsers.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP Host header.
References
- https://security-tracker.debian.org/tracker/CVE-2016-1983
- http://www.debian.org/security/2016/dsa-3460
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176475.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176492.html
- http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/parsers.c?r1=1.302&r2=1.303
- http://www.privoxy.org/announce.txt
- http://www.openwall.com/lists/oss-security/2016/01/21/4
- http://www.openwall.com/lists/oss-security/2016/01/22/3
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-1983