Home/CVE/Heap-based buffer underflow in the readPostBody function in cgiutil.c in mapserv in MapServer 4.x before 4.10.4 and 5.x
CVE

CVE-2009-0840

Heap-based buffer underflow in the readPostBody function in cgiutil.c in mapserv in MapServer 4.x before 4.10.4 and 5.x

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.

HIGH · CVSS 10 EPSS 0.02704
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

2
osgeo mapserverall versions
umn mapserverall versions
⚠

Public Exploits & PoCs

1
pocwww.positronsecurity.com · 2009-000.htmlwww.positronsecurity.com
▣

Scoring & Timeline

10
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published to NVD31 Mar 2009 · 06:24 PM
🔗

References & Sources

11
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.osgeo.org/pipermail/mapserver-users/2009-March/060600.htmlPatch
http://secunia.com/advisories/34520
http://secunia.com/advisories/34603
http://trac.osgeo.org/mapserver/ticket/2943Vendor Advisory
http://www.debian.org/security/2009/dsa-1914
http://www.securityfocus.com/archive/1/502271/100/0/threaded
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