Vulnerability in Xmlsoft Libxml
CVE-2011-1944
Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier, allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted XML file that triggers a heap-based buffer overflow when adding a new namespace node, related to handling of XPath expressions.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.134 (96.3th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.134 · newest: 0.134 · change: 0.000
Affected products
- Xmlsoft Libxml — versions 1.5.0, 1.6.0, 1.6.1
- Xmlsoft Libxml2 — versions 2.6.0, 2.6.1, 2.6.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/48056 (Exploit, vdb-entry)
- secunia.com/advisories/44711 (Vendor Advisory, third-party-advisory)
- www.mandriva.com/security/advisories (vendor-advisory)
- h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2011-07/msg00035.html (vendor-advisory)
- git.gnome.org/browse/libxml2/commit/ (Patch)
- lists.apple.com/archives/security-announce/2012/Sep/msg00003.html (vendor-advisory)
- support.apple.com/kb/HT5503
- bugzilla.redhat.com/show_bug.cgi (Exploit, Patch)
- rhn.redhat.com/errata/RHSA-2013-0217.html (vendor-advisory)
Frequently asked questions
- What is CVE-2011-1944?
- CVE-2011-1944 is a vulnerability in Xmlsoft Libxml, classified under CWE-189. Published 2011-09-02.
- Is CVE-2011-1944 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.