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medium4.3Public exploit code

CVE-2009-1789

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 …

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

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.

Affected products

VendorProductAffected versions
EggheadsEggdrop
Versions 1.6.0, 1.6.1, 1.6.2, 1.6.3, 1.6.4, 1.6.5
EggheadsEggdrop Irc Bot
through 1.6.19
Philip MooreWindrop
through 1.6.19
Versions 1.4.4, 1.4.6, 1.5.4, 1.5.4a, 1.6.0

References