CVE-2009-3720

Description

The 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.

Risk Information

Base Score
9.8
MODERATE
Vector
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
1.749

Associated Vulnerability

VulnerabilityOS Platform
Update Apache to version 2.2.16Windows
Update Apache to version 2.0.64Windows
Vulnerabilities CVE-2009-3560,CVE-2009-3720,CVE-2010-1623 are fixed in Apache 2.2.17Windows
Multiple vulnerabilities are fixed in Apache 2.0.64Windows
(RHSA-2010:0002) Moderate: PyXML security update PyXML-0.8.4-4.el5_4.2.i386.rpmLinux
(RHSA-2010:0002) Moderate: PyXML security update PyXML-0.8.4-4.el5_4.2.x86_64.rpmLinux
Update Apache to version 2.2.16 (For Linux)Linux
Update Apache to version 2.0.64 (For Linux)Linux
CVE-2009-3720NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234