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prionPRIOn knowledge basePRION:CVE-2009-3720
HistoryNov 03, 2009 - 4:30 p.m.

Buffer overflow

2009-11-0316:30:00
PRIOn knowledge base
www.prio-n.com
7

6.5 Medium

AI Score

Confidence

Low

0.129 Low

EPSS

Percentile

95.5%

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.

References