Description
Buffer overflow in CGI scripts in Nagios 1.x before 1.4 and 2.x before 2.3 allows remote attackers to execute arbitrary code via a negative content length (Content-Length) HTTP header.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 3.1 | nagios | 2:1.3-cvs.20050402-2.sarge.2 | DSA-1072-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | nagios | 4.4.6-2.5 | openSUSE-SU-2024:11073-1 |
Advisories 2
- DSA-1072-1 nagios - buffer overflow Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11073-1 nagios-4.4.6-2.5 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- GLSA-200605-07 vendor-advisory
- USN-282-1 vendor-advisory
- DSA-1072 vendor-advisory
- SUSE-SR:2006:011 vendor-advisory
- http://www.nagios.org/development/changelog.php
- ADV-2006-1662 vdb-entry
- 19998 third-party-advisory
- 19991 third-party-advisory
- nagios-multiple-scripts-bo(26253) vdb-entry
- 20013 third-party-advisory
- 20215 third-party-advisory
- https://sourceforge.net/mailarchive/forum.php?thread_id=10297806&forum_id=7890
- 17879 vdb-entry
- 20247 third-party-advisory