CVE-2009-0841
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x...
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.
Exploit likelihood
What each source reports
NVD Score used
10.0
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.
- Record
CVE-2009-0841- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.
- Record
CVE-2009-0841- Updated
- 2026-11-02
EUVDEUVD-2009-0838 No score
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.
- Record
EUVD-2009-0838- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jrh8-99hv-m6mp No score
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x...
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.
- Record
GHSA-jrh8-99hv-m6mp- Weakness
- CWE-22
- Updated
- 2026-11-02
OSV No score
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.
- Record
CVE-2009-0841- Updated
- 2026-11-02
OSVDEBIAN-CVE-2009-0841 No score
Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.
- Record
DEBIAN-CVE-2009-0841- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mapserverDebian:12 |
before 5.2.2-1 | 5.2.2-1 |
mapserverDebian:13 |
before 5.2.2-1 | 5.2.2-1 |
mapserverDebian:14 |
before 5.2.2-1 | 5.2.2-1 |
mapserverDebian:4.0 From an advisory covering 7 CVEs |
before 4.10.0-5.1+etch4, plus listed versions 4.10.0-5+etch14.10.0-5.1+etch2 |
4.10.0-5.1+etch4 |
mapserverDebian:5.0 From an advisory covering 7 CVEs |
before 5.0.3-3+lenny4, plus listed versions 5.0.3-3 |
5.0.3-3+lenny4 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-0841 is a high vulnerability (CVSS 10.0) in Osgeo Mapserver, published March 31, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.28%, the 92nd percentile. Fixed in mapserver 5.2.2-1.
References
positronsecurity.com/advisories/2009-000.html
securitytracker.com/id?1021952
securityfocus.com/archive/1/502271/100/0/threaded
secunia.com/advisories/34603
redhat.com/archives/fedora-package-announce/2009-April/msg00170.html
securityfocus.com/bid/34306
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secunia.com/advisories/34520
debian.org/security/2009/dsa-1914
exchange.xforce.ibmcloud.com/vulnerabilities/49548
trac.osgeo.org/mapserver/ticket/2942
redhat.com/archives/fedora-package-announce/2009-April/msg00147.html
lists.osgeo.org/pipermail/mapserver-users/2009-March/060600.html
nvd.nist.gov/vuln/detail/CVE-2009-0841
github.com/advisories/GHSA-jrh8-99hv-m6mp
security-tracker.debian.org/tracker/CVE-2009-0841