Buffer overflow in Xmlsoft Libxml
CVE-2009-2414
Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service (application crash) via a large depth of element declarations in a DTD, related to a function recursion, as demonstrated by the Codenomicon XML fuzzing framework.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.031 (87.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
- Xmlsoft Libxml — versions 1.8.17
- Xmlsoft Libxml2 — versions 2.5.10, 2.6.16, 2.6.26
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.ubuntu.com/usn/USN-815-1 (vendor-advisory)
- www.redhat.com/archives/fedora-package-announce/2009-August/msg00537.html (vendor-advisory)
- secunia.com/advisories/36631 (third-party-advisory)
- www.networkworld.com/columnists/2009/080509-xml-flaw.html
- www.openoffice.org/security/cves/CVE-2009-2414-2416.html
- lists.apple.com/archives/security-announce/2009/Nov/msg00001.html (vendor-advisory)
- www.vupen.com/english/advisories/2009/3217 (vdb-entry)
- secunia.com/advisories/37471 (third-party-advisory)
- support.apple.com/kb/HT4225
- www.vupen.com/english/advisories/2009/2420 (vdb-entry)
Frequently asked questions
- What is CVE-2009-2414?
- CVE-2009-2414 is a vulnerability in Xmlsoft Libxml, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2009-08-11.
- Is CVE-2009-2414 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.