Title: Mail Notification POP3 Malformed STAT Reply Overflow
Info
Disclosure
Oct 06, 2004
Discovery
Unknown
Dates
Exploit
Unknown
Solution
Unknown
Description
A remote overflow exists in Mail Notification. Mail Notification fails to perform sufficient input validation in POP3 code resulting in a stack overflow. Using a malformed STAT reply, an attacker can execute arbitrary code with privileges of the user running Mail Notification resulting in a loss of integrity. Note: To successfully exploit this vulnerability the attacker must first hijack the connection between Mail Notification and the POP3 server.
Classification
Location:
Remote/Network Access Required
Attack Type:
Input Manipulation
Impact:
Loss of Integrity
Exploit:
Exploit Unknown
Disclosure:
OSVDB Verified
Solution
Upgrade to version 0.4.0 or higher, as it has been reported to fix this vulnerability. It is also possible to correct the flaw by implementing the following workaround(s): Do not monitor a POP3 mailbox. If you want to ensure that the faulty code will not be used, reinstall Mail Notification using the following
commands:
$ ./configure --disable-pop3
$ make
$ make install