(PVS) Signatures - Tenable Network Security

CVE-2000-0320
qpopper < 4.0 PASS Command Remote Overflow
PVS ID: 1785 FAMILY: POP Server RISK: HIGH NESSUS ID:10196
Description: Synopsis :\n\nThe remote host is vulnerable to a buffer overflow.\n\nThere is a
vulnerability in some versions of qpopper which allows a remote user to become root using
a buffer overflow.
Solution: Upgrade to version 4.0 or higher.
CVE-1999-0006
qpopper < 4.0.5fc2 Qvsnprintf Remote Overflow
PVS ID: 1786 FAMILY: POP Server
RISK:
MEDIUM
NESSUS ID:11376
Description: Synopsis :\n\nThe remote host is vulnerable to a buffer overflow.\n\nThe remote qpopper
server, according to its banner, is vulnerable to a one-byte overflow in the function
Qvsnprintf(). An attacker may use this flaw to gain a (non-root) shell on this host, provided
that the attacker has a valid POP account to log in with.
Solution: Upgrade to version 4.0.5fc2 or higher.
CVE-2003-0143
ipop2d < 4.5 FOLD Command Remote Overflow
PVS ID: 1787 FAMILY: POP Server RISK: HIGH NESSUS ID:10130
Description: Synopsis :\n\nThe remote server allows attackers to gain an unprivileged shell.\n\nThere is
a buffer overflow in the imap suite provided with Debian GNU/Linux 2.1 that has a
vulnerability in its POP-2 daemon found in the ipopd package. This vulnerability allows an
attacker to gain a shell as user 'nobody', but requires the attacker to have a valid pop2
account.
Solution: Upgrade to version 4.5 or higher.
CVE-1999-0920
Netscape Messenging Server User Account Enumeration
PVS ID: 1788 FAMILY: POP Server
Passive Vulnerability Scanner (PVS) Signatures
RISK:
MEDIUM
NESSUS ID:10681
Description: Synopsis :\n\nThe remote host may give an attacker information useful for future
attacks.\n\nThe remote POP server allows an attacker to obtain a list of valid logins on the
remote host via a brute force attack. If the user connects to this port and issues the
commands : USER 'someusername' PASS 'whatever' a different response will be generated
Family Internet Services 454