Vulnerability in Xmlsoft Libxml2
CVE-2015-8806
dict.c in libxml2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via an unexpected character immediately after the "<!DOCTYPE html" substring in a crafted HTML document.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.050 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: 0.000
Affected products
- Xmlsoft Libxml2
- Canonical Ubuntu Linux — versions 12.04, 14.04, 15.10
- Debian Linux — versions 8.0
Public proof-of-concept exploits
References
- bugzilla.gnome.org/show_bug.cgi (Issue Tracking, Vendor Advisory)
- www.debian.org/security/2016/dsa-3593 (vendor-advisory, Third Party Advisory)
- www.ubuntu.com/usn/USN-2994-1 (vendor-advisory, Third Party Advisory)
- www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html (Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/02/03/5 (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/201701-37 (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/82071 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2015-8806?
- CVE-2015-8806 is a high-severity vulnerability in Xmlsoft Libxml2. CVSS score: 7.5/10. Published 2016-04-13.
- How severe is CVE-2015-8806?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2015-8806 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.