BNC IRC Server < 2.9.1 Authentication Bypass

High Nessus Network Monitor Plugin ID 2404

Synopsis

The remote host is vulnerable to a flaw that allows for the bypassing of authentication.

Description

The remote host is running a version of BNC, an IRC proxy, that is vulnerable to an authentication bypass vulnerability. An attacker may use this issue to access the remote IRC proxy server.

Solution

Upgrade to version 2.9.1 or higher.

Plugin Details

Severity: High

ID: 2404

File Name: 2404.prm

Family: IRC Servers

Published: 2004/11/11

Modified: 2016/01/15

Risk Information

Risk Factor: High

CVSSv2

Base Score: 7.5

Temporal Score: 6.5

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

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

CVSSv3

Base Score: 7.3

Temporal Score: 7

Vector: CVSS3#AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Temporal Vector: CVSS3#E:H/RL:O/RC:C

Reference Information

CVE: CVE-2004-2612

BID: 11650