CVE-2009-0842
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read...
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.
Exploit likelihood
What each source reports
NVD Score used
4.3
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.
- Record
CVE-2009-0842- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.
- Record
CVE-2009-0842- Updated
- 2026-11-02
EUVDEUVD-2009-0839 No score
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.
- Record
EUVD-2009-0839- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4c3c-6q2f-43vf No score
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read...
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.
- Record
GHSA-4c3c-6q2f-43vf- Weakness
- CWE-200
- Updated
- 2026-11-02
OSV No score
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.
- Record
CVE-2009-0842- Updated
- 2026-11-02
OSVDEBIAN-CVE-2009-0842 No score
mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.
- Record
DEBIAN-CVE-2009-0842- 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-2009-0842 is a medium vulnerability (CVSS 4.3) 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 2.65%, the 85th percentile. Fixed in mapserver 5.2.2-1.
References
trac.osgeo.org/mapserver/ticket/2941
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
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securityfocus.com/bid/34306
secunia.com/advisories/34520
debian.org/security/2009/dsa-1914
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-2009-0842
github.com/advisories/GHSA-4c3c-6q2f-43vf
security-tracker.debian.org/tracker/CVE-2009-0842