Description
Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a long showuser parameter in the do_subscribe module, (2) a long folder parameter in the add_acl module, (3) a long folder parameter in the list module, and (4) a long user parameter in the do_map module.
Exploits (5)
exploitdb
WORKING POC
VERIFIED
by David F.Madrid · textdoslinux
https://www.exploit-db.com/exploits/22800
exploitdb
WORKING POC
VERIFIED
by David F.Madrid · textdoslinux
https://www.exploit-db.com/exploits/22802
exploitdb
WORKING POC
VERIFIED
by David F.Madrid · textdoslinux
https://www.exploit-db.com/exploits/22803
exploitdb
WORKING POC
VERIFIED
by David F.Madrid · textdoslinux
https://www.exploit-db.com/exploits/22801
References (4)
Scores
EPSS
0.2079
EPSS Percentile
95.6%
Details
Status
published
Products (1)
kerio/kerio_mailserver
5.6.3
Published
Aug 07, 2003
Tracked Since
Feb 18, 2026