CVE-2009-0840
EPSS 2.7%
Description
Heap-based buffer underflow in the readPostBody function in cgiutil.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to have an unknown impact via a negative value in the Content-Length HTTP header.
How to fix CVE-2009-0840
To remediate CVE-2009-0840, upgrade the affected package to a fixed version below.
- Debian/mapserver—upgrade to 5.4.2-1 or later
Is CVE-2009-0840 being exploited?
Low — EPSS is 2.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.4.2-1