Description
Stack-based buffer overflow in mod/server.mod/servrmsg.c in Eggdrop 1.6.18, and possibly earlier, allows user-assisted, remote IRC servers to execute arbitrary code via a long private message.
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 | eggdrop | 1.6.18-1.1 | — |
| Debian 13 | eggdrop | 1.6.18-1.1 | — |
| Debian 12 | eggdrop | 1.6.18-1.1 | — |
| Debian 5.0 | eggdrop | 1.6.19-1.1+lenny1 | DSA-1826-1 |
| Debian 4.0 | eggdrop | 1.6.18-1etch1 | DSA-1826-1, DSA-1448-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 3.1 | eggdrop | 1.6.17-3sarge1 | DSA-1448-1 |
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
- Eggdrop Server Module Message Handling - Remote Buffer Overflow EDB-4514 · remote · Oct 10, 2007 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- DSA-1826-1 eggdrop - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-1448-1 eggdrop arbitrary code execution Debian Security (DSA / DLA) · Mar 9, 2026
References
- 25276 third-party-advisory
- MDKSA-2007:175 vendor-advisory
- 24070 vdb-entry
- GLSA-200709-07 vendor-advisory
- 27989 third-party-advisory
- FEDORA-2007-4325 vendor-advisory
- 26826 third-party-advisory
- 35690 third-party-advisory
- 28347 third-party-advisory
- 1018700 vdb-entry
- 26727 third-party-advisory
- http://www.eggheads.org/bugzilla/show_bug.cgi?id=462
- DSA-1448 vendor-advisory
- 36237 vdb-entry
- FEDORA-2007-4305 vendor-advisory
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=427157
- DSA-1826 vendor-advisory