UnrealIRCd Backdoor Detection

Critical Nessus Plugin ID 46882

Synopsis

The remote IRC server contains a backdoor.

Description

The remote IRC server is a version of UnrealIRCd with a backdoor that allows an attacker to execute arbitrary code on the affected host.

Solution

Re-download the software, verify it using the published MD5 / SHA1 checksums, and re-install it.

See Also

https://seclists.org/fulldisclosure/2010/Jun/277

https://seclists.org/fulldisclosure/2010/Jun/284

http://www.unrealircd.com/txt/unrealsecadvisory.20100612.txt

Plugin Details

Severity: Critical

ID: 46882

File Name: unreal_ircd_backdoor.nasl

Version: 1.15

Type: remote

Family: Backdoors

Published: 2010/06/14

Modified: 2018/11/28

Dependencies: 11156, 11153, 17975

Risk Information

Risk Factor: Critical

CVSS v2.0

Base Score: 10

Temporal Score: 8.3

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

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

Vulnerability Information

CPE: cpe:/a:unrealircd:unrealircd

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2010/06/12

Vulnerability Publication Date: 2010/06/12

Exploitable With

CANVAS (White_Phosphorus)

Metasploit (UnrealIRCD 3.2.8.1 Backdoor Command Execution)

Reference Information

CVE: CVE-2010-2075

BID: 40820