Improper input validation in Privoxy
CVE-2016-1983
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.029 (86.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.debian.org/security/2016/dsa-3460 (vendor-advisory)
- www.openwall.com/lists/oss-security/2016/01/22/3 (mailing-list)
- www.openwall.com/lists/oss-security/2016/01/21/4 (mailing-list)
- ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/parsers.c
- lists.fedoraproject.org/pipermail/package-announce/2016-February/176492.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2016-February/176475.html (vendor-advisory)
- www.privoxy.org/announce.txt (Vendor Advisory)
Frequently asked questions
- What is CVE-2016-1983?
- CVE-2016-1983 is a high-severity vulnerability in Privoxy, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-01-27.
- How severe is CVE-2016-1983?
- High severity. CVSS v3 base score is 7.5 out of 10.