Description
Sup before 0.13.2.1 and 0.14.x before 0.14.1.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the filename of an email attachment.
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 | sup-mail | 0.12.1+git20120407.aaa852f-1+deb7u1 | — |
| Debian 13 | sup-mail | 0.12.1+git20120407.aaa852f-1+deb7u1 | — |
| Debian 12 | sup-mail | 0.12.1+git20120407.aaa852f-1+deb7u1 | — |
| Debian 7 | sup-mail | 0.12.1+git20120407.aaa852f-1+deb7u1 | DSA-2805-1 |
| Debian 6.0 | sup-mail | 0.11-2+nmu1+deb6u1 | DSA-2805-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| RubyGems | sup | < 0.13.2.1 | 0.13.2.1 | GHSA-5f2p-6vjv-2q2m |
| RubyGems | sup | >= 0.14.0, < 0.14.1.1 | 0.14.1.1 | GHSA-5f2p-6vjv-2q2m |
Advisories 1
- DSA-2805-1 sup-mail - remote command injection Debian Security (DSA / DLA) · Mar 9, 2026
References
- [sup-talk] 20130818 Fwd: Security issue with suggested configuration of sup mailing-list
- 55294 third-party-advisory
- 55400 third-party-advisory
- [sup-talk] 20131029 Security advisory, releases 0.13.2.1 and 0.14.1.1 mailing-list
- DSA-2805 vendor-advisory
- https://github.com/sup-heliotrope/sup/commit/8b46cdbfc14e07ca07d403aa28b0e7bc1c544785
- [oss-security] 20131029 Re: CVE Request: sup MUA Command Injection mailing-list