CVE-2009-1789

no score yetEPSS 8.5%

mod/server.mod/servmsg.c in Eggheads Eggdrop and Windrop 1.6.19 and earlier allows remote attackers to cause a denial of service (crash) via a crafted PRIVMSG that causes an empty string to trigger a negative string length copy. NOTE: this issue exists because of an incorrect fix for CVE-2007-2807.

EPSS: 8.5% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)
Published: 2009-05-26
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

eggheads:eggdrop
eggheads:eggdrop_irc_bot
philip_moore:windrop

References

http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0129.html
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=528778
http://cvs.eggheads.org/viewvc/viewvc.cgi/eggdrop1.6/doc/Changes1.6?revision=1.20&view=markup
http://osvdb.org/54460
http://secunia.com/advisories/35104

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