Vulnerability Database

296,746

Total vulnerabilities in the database

CVE-2009-3720

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.

  • Published: Nov 3, 2009
  • Updated: Apr 13, 2023
  • CVE: CVE-2009-3720
  • Severity: Medium
  • Exploit:

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

No CWE or OWASP classifications available.

Software From Fixed in
apache / http_server 2.0.35 2.0.64
apache / http_server 2.2.0 2.2.17
libexpat_project / libexpat 2.0.1 2.0.1.x