qpopper < 4.0.5fc2 Qvsnprintf Remote Overflow

Medium Nessus Network Monitor Plugin ID 1786


The remote host is vulnerable to a buffer overflow.


The 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.


Upgrade to version 4.0.5fc2 or higher.

Plugin Details

Severity: Medium

ID: 1786

Family: POP Server

Published: 2004/08/20

Updated: 2019/03/06

Dependencies: 3035

Nessus ID: 11376

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.5

Temporal Score: 5.4

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

CVSS v3.0

Base Score: 6.3

Temporal Score: 5.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:qualcomm:qpopper

Reference Information

CVE: CVE-2003-0143

BID: 7058