Description
CRLF injection vulnerability in Request Tracker (RT) 3.8.x before 3.8.17 and 4.0.x before 4.0.13 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a MIME 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 12 | request-tracker4 | 4.0.12-2 | — |
| Debian 7 | request-tracker4 | 4.0.7-5+deb7u2 | DSA-2671-1 |
| Debian 6.0 | request-tracker3.8 | 3.8.8-7+squeeze7 | DSA-2670-1 |
Advisories 2
- DSA-2671-1 request-tracker4 - several Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-2670-1 request-tracker3.8 - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- [rt-announce] 20130522 RT 3.8.17 released mailing-list
- [rt-announce] 20130522 Security vulnerabilities in RT mailing-list
- [rt-announce] 20130522 RT 4.0.13 released mailing-list
- 93606 vdb-entry
- 53505 third-party-advisory
- DSA-2670 vendor-advisory
- 53522 third-party-advisory