XChat Malformed Nickname Remote Format String

high Nessus Network Monitor Plugin ID 1873

Synopsis

The remote host is vulnerable to a remote 'format string' flaw.

Description

The remote host is running the XChat IRC client. XChat IRC client version 1.2.x is vulnerable to a format string attack. A remote attacker can create a specially crafted nickname that would cause arbitrary code to be executed on the system once a connection is established.

Solution

No solution is known at this time.

Plugin Details

Severity: High

ID: 1873

Family: IRC Clients

Published: 8/20/2004

Updated: 3/6/2019

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.4

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

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

Vulnerability Information

CPE: cpe:/a:xchat:xchat

Reference Information

CVE: CVE-2001-0792