CVE-2016-1762
HIGHCVSS 8.1/10EPSS 6.44%
Last modified
CVE-2016-1762 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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.. EPSS estimates a 6.44% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| 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 | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 15.10 |
| Canonical | Ubuntu Linux | 16.04 |
| Xmlsoft | Libxml2 | < 2.9.4 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.2 |
| Redhat | Enterprise Linux Server Aus | 7.3 |
| Redhat | Enterprise Linux Server Aus | 7.4 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Eus | 7.2 |
| Redhat | Enterprise Linux Server Eus | 7.3 |
| Redhat | Enterprise Linux Server Eus | 7.4 |
| Redhat | Enterprise Linux Server Eus | 7.5 |
| Redhat | Enterprise Linux Server Eus | 7.6 |
| Redhat | Enterprise Linux Server Tus | 7.2 |
| Redhat | Enterprise Linux Server Tus | 7.3 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
| Mcafee | Web Gateway | <= 7.5.2.10 |
| Mcafee | Web Gateway | > 7.5.2.11, <= 7.6.2.3 |
References
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.htmlMailing List, Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2957.htmlThird Party Advisory
- http://www.securityfocus.com/bid/85059Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1035353Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2994-1Third Party Advisory
- http://xmlsoft.org/news.htmlRelease Notes, Vendor Advisory
- https://access.redhat.com/errata/RHSA-2016:1292Third Party Advisory
- https://bugzilla.gnome.org/show_bug.cgi?id=759671Exploit, Issue Tracking, Third Party Advisory
- https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602Patch, Third Party Advisory
- https://kc.mcafee.com/corporate/index?page=content&id=SB10170Patch, Third Party Advisory
- https://support.apple.com/HT206166Vendor Advisory
- https://support.apple.com/HT206167Vendor Advisory
- https://support.apple.com/HT206168Vendor Advisory
- https://support.apple.com/HT206169Vendor Advisory
- https://support.apple.com/HT206171Vendor Advisory
- https://www.debian.org/security/2016/dsa-3593Third Party Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.htmlMailing List, Vendor Advisory
- http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.htmlMailing List, Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2957.htmlThird Party Advisory
- http://www.securityfocus.com/bid/85059Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1035353Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2994-1Third Party Advisory
- http://xmlsoft.org/news.htmlRelease Notes, Vendor Advisory
- https://access.redhat.com/errata/RHSA-2016:1292Third Party Advisory
- https://bugzilla.gnome.org/show_bug.cgi?id=759671Exploit, Issue Tracking, Third Party Advisory
- https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602Patch, Third Party Advisory
- https://kc.mcafee.com/corporate/index?page=content&id=SB10170Patch, Third Party Advisory
- https://support.apple.com/HT206166Vendor Advisory
- https://support.apple.com/HT206167Vendor Advisory
- https://support.apple.com/HT206168Vendor Advisory
- https://support.apple.com/HT206169Vendor Advisory
- https://support.apple.com/HT206171Vendor Advisory
- https://www.debian.org/security/2016/dsa-3593Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-1762?
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.
How severe is CVE-2016-1762?
CVE-2016-1762 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 6.44% probability of exploitation in the next 30 days.
How do I fix CVE-2016-1762?
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.
Are you affected by CVE-2016-1762?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST