Description
The standardise function in Anibal Monsalve Salazar sSMTP 2.61 and 2.62 allows local users to cause a denial of service (application exit) via an e-mail message containing a long line that begins with a . (dot) character. NOTE: CVE disputes this issue because it is solely a usability problem for senders of messages with certain long lines, and has no security impact
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 | ssmtp | No fix yet | — |
| Debian 13 | ssmtp | No fix yet | — |
| Debian 12 | ssmtp | No fix yet | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- sSMTP 2.62 - 'standardize()' Buffer Overflow EDB-34375 · dos · Jul 26, 2010 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 41965 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2008-7258
- FEDORA-2010-11811 vendor-advisory
- http://patch-tracker.debian.org/patch/series/view/ssmtp/2.62-3/345780-standardise-bufsize
- [oss-security] 20100726 Re: CVE-2008-id Request -- ssmtp -- standardise() -- Buffer overflow mailing-list
- [oss-security] 20100819 Re: CVE-2008-id Request -- ssmtp -- standardise() -- Buffer overflow mailing-list
- FEDORA-2010-11836 vendor-advisory
- 41009 third-party-advisory
- https://bugs.launchpad.net/ubuntu/+source/ssmtp/+bug/282424
- https://bugzilla.redhat.com/show_bug.cgi?id=582236
- [oss-security] 20100726 CVE-2008-id Request -- ssmtp -- standardise() -- Buffer overflow mailing-list
- [oss-security] 20100802 Re: CVE-2008-id Request -- ssmtp -- standardise() -- Buffer overflow mailing-list