Description
The Sympa Community Sympa version prior to version 6.2.32 contains a Directory Traversal vulnerability in wwsympa.fcgi template editing function that can result in Possibility to create or modify files on the server filesystem. This attack appear to be exploitable via HTTP GET/POST request. This vulnerability appears to have been fixed in 6.2.32.
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 14 | sympa | 6.2.32~dfsg-1 | — |
| Debian 13 | sympa | 6.2.32~dfsg-1 | — |
| Debian 12 | sympa | 6.2.32~dfsg-1 | — |
| Debian 9 | sympa | 6.2.16~dfsg-3+deb9u1 | DSA-4285-1 |
| Debian 8 | sympa | 6.1.23~dfsg-2+deb8u2 | DLA-1441-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | sympa | 6.2.40~dfsg-4ubuntu0.20.04.1~esm1 | USN-4442-2 |
| Ubuntu Pro 18.04 LTS | sympa | 6.2.24~dfsg-1ubuntu0.1~esm1 | USN-4442-2 |
| Ubuntu Pro 16.04 LTS | sympa | 6.1.24~dfsg-1ubuntu0.1~esm1 | USN-4442-2 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | sympa | 6.1.17~dfsg-1ubuntu0.1~esm1 | USN-4442-1 |
Advisories 4
- USN-4442-2 sympa vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DSA-4285-1 sympa - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1441-1 sympa - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-4442-1 sympa vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
References
- https://sympa-community.github.io/security/2018-001.html
- DSA-4285 vendor-advisory
- [debian-lts-announce] 20180724 [SECURITY] [DLA 1441-1] sympa security update mailing-list
- USN-4442-1 vendor-advisory