UnrealIRCd 3.2.8.1 input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability classified as critical has been found in UnrealIRCd 3.2.8.1. This affects an unknown part. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

UnrealIRCd 3.2.8.1, as distributed on certain mirror sites from November 2009 through June 2010, contains an externally introduced modification (Trojan Horse) in the DEBUG3_DOLOG_SYSTEM macro, which allows remote attackers to execute arbitrary commands.

The weakness was published 06/12/2010 (Website). It is possible to read the advisory at vupen.com. This vulnerability is uniquely identified as CVE-2010-2075. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in Ruby and been published immediately after the advisory. The exploit is shared for download at securityfocus.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 46882 (UnrealIRCd Backdoor Detection), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Backdoors.

A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11738.

The vulnerability is also documented in the databases at Tenable (46882) and Exploit-DB (13853). Similar entry is available at VDB-53593.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

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Nessus ID: 46882
Nessus Name: UnrealIRCd Backdoor Detection
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 69024
OpenVAS Name: Gentoo Security Advisory GLSA 201006-21 (unrealircd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

MetaSploit ID: unreal_ircd_3281_backdoor.rb
MetaSploit Name: UnrealIRCD 3.2.8.1 Backdoor Command Execution
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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TippingPoint: 🔍

Timelineinfo

05/25/2010 🔍
06/12/2010 +18 days 🔍
06/12/2010 +0 days 🔍
06/12/2010 +0 days 🔍
06/12/2010 +0 days 🔍
06/12/2010 +0 days 🔍
06/13/2010 +1 days 🔍
06/13/2010 +0 days 🔍
06/14/2010 +0 days 🔍
06/15/2010 +1 days 🔍
06/20/2010 +5 days 🔍
03/19/2015 +1733 days 🔍
09/15/2021 +2372 days 🔍

Sourcesinfo

Advisory: vupen.com⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-2075 (🔍)
Vulnerability Center: 26078 - UnrealIRCd 3.2.8.1 Backdoor Remote Arbitrary Commands Execution Vulnerability, High
SecurityFocus: 40820 - UnrealIRCd Backdoor Unauthorized Access Vulnerability
Secunia: 40169
OSVDB: 65445 - UnrealIRCd Trojaned Distribution

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/19/2015 12:22
Updated: 09/15/2021 15:56
Changes: 03/19/2015 12:22 (66), 04/03/2017 18:09 (12), 09/15/2021 15:51 (4), 09/15/2021 15:56 (1)
Complete: 🔍
Cache ID: 18:EC5:103

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