CVE-2009-3720
medium · 5The updatePosition function in lib/xmltok_impl.c in libexpat in Expat 2.0.1, as used in Python, PyXML, w3c-libwww, and other software, allows context-dependent attackers to cause a denial of service (application crash) via an XML document with crafted UTF-8 sequences that trigger a buffer over-read, a different vulnerability than CVE-2009-2625.
5
CVSS
27.9%
EPSS (exploit prob.)
98th
EPSS percentile
2009-11-03
Published
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| libexpat_project | libexpat | 2.0.1 |
| python | python | all versions |
| python | pyxml | all versions |
| apache | http_server | >= 2.0.35, < 2.0.64 |
| apache | http_server | >= 2.2.0, < 2.2.17 |
Check a specific version with /api/v1/cve/match.
References
- http://expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmltok_impl.c?r1=1.13&r2=1.15&view=patch
- http://expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmltok_impl.c?view=log
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051228.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051247.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051367.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051405.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051442.html
- http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
- http://lists.vmware.com/pipermail/security-announce/2010/000082.html
- http://mail.python.org/pipermail/expat-bugs/2009-January/002781.html
- http://marc.info/?l=bugtraq&m=130168502603566&w=2
- http://secunia.com/advisories/37324
- http://secunia.com/advisories/37537
- http://secunia.com/advisories/37925
- http://secunia.com/advisories/38050
- http://secunia.com/advisories/38231
- http://secunia.com/advisories/38794
- http://secunia.com/advisories/38832
- http://secunia.com/advisories/38834
- http://secunia.com/advisories/39478
- http://secunia.com/advisories/41701
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2009-3720