CVE-2016-1762
What it is
The xmlNextChar function in libxml2 before 2.9.4 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, service disruption.
- Exploit odds
- 6.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 6.1% in the next 30 days (EPSS).
- Severity: 8.1 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 6.1% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Apple Safari < 9.1
- Apple Iphone Os < 9.3
- Apple Mac Os X < 10.11.4
- Apple Tvos < 9.2
- Apple Watchos < 2.2
- Debian Linux 8.0
- Canonical Ubuntu Linux 12.04
- Canonical Ubuntu Linux 14.04
Attack profile CVSS 3.1 · 8.1
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-1762.md and follow it. Check whether this project is affected by CVE-2016-1762. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html
- http://xmlsoft.org/news.html
- https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602
- https://kc.mcafee.com/corporate/index?page=content&id=SB10170
- https://support.apple.com/HT206166
- https://support.apple.com/HT206167
References
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/bid/85059
- http://www.securitytracker.com/id/1035353
- http://www.ubuntu.com/usn/USN-2994-1
- http://xmlsoft.org/news.html
- https://access.redhat.com/errata/RHSA-2016:1292
- https://bugzilla.gnome.org/show_bug.cgi?id=759671
- https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602
- https://kc.mcafee.com/corporate/index?page=content&id=SB10170
- https://support.apple.com/HT206166
- https://support.apple.com/HT206167
- https://support.apple.com/HT206168
- https://support.apple.com/HT206169
- https://support.apple.com/HT206171
- https://www.debian.org/security/2016/dsa-3593
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html