Description
Stack-based buffer overflow in the scan_load_hosts function in ec_scan.c in Ettercap 0.7.5.1 and earlier might allow local users to gain privileges via a Trojan horse hosts list containing a long line.
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 13 | ettercap | 1:0.7.5.1-2 | — |
| Debian 12 | ettercap | 1:0.7.5.1-2 | — |
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.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Ettercap 0.7.5.1 - Stack Overflow EDB-23945 · dos · Jan 7, 2013
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- http://www.securation.com/files/2013/01/ec.patch
- 23945 exploit
- 51731 third-party-advisory
- 57175 vdb-entry
- https://bugs.gentoo.org/show_bug.cgi?id=451198
- https://bugzilla.redhat.com/show_bug.cgi?id=894092