CVE-2015-8806
HIGHCVSS 7.5/10EPSS 5.12%
Last modified
CVE-2015-8806 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 5.12% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xmlsoft | Libxml2 | < 2.9.4 |
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 15.10 |
| Canonical | Ubuntu Linux | 16.04 |
| Debian | Debian Linux | 8.0 |
References
- http://www.openwall.com/lists/oss-security/2016/02/03/5Mailing List, Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.htmlThird Party Advisory
- http://www.securityfocus.com/bid/82071Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2994-1Third Party Advisory
- https://bugzilla.gnome.org/show_bug.cgi?id=749115Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/201701-37Third Party Advisory
- https://www.debian.org/security/2016/dsa-3593Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/02/03/5Mailing List, Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.htmlThird Party Advisory
- http://www.securityfocus.com/bid/82071Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2994-1Third Party Advisory
- https://bugzilla.gnome.org/show_bug.cgi?id=749115Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/201701-37Third Party Advisory
- https://www.debian.org/security/2016/dsa-3593Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2015-8806?
CVE-2015-8806 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 5.12% probability of exploitation in the next 30 days.
How do I fix CVE-2015-8806?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2015-8806?
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Scan your code nowSource: NVD / NIST