InspIRCd up to 2.0.6 on Debian Incomplete Fix input validation

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$0-$5k0.00

A vulnerability was found in InspIRCd up to 2.0.6 on Debian. It has been declared as critical. This vulnerability affects an unknown functionality of the component Incomplete Fix. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-20. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 03/20/2015. The weakness was published 09/25/2017 by Tomasz Salacinski (oss-sec). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2012-6696 since 08/25/2015. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 26 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 82839 (Debian DSA-3226-1 : inspircd - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context local.

Upgrading to version 2.0.7 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 52561) and Tenable (82839). Similar entries are available at 99772 and 99783.

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CPE 2.3infoedit

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VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82839
Nessus Name: Debian DSA-3226-1 : inspircd - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703226
OpenVAS Name: Debian Security Advisory DSA 3226-1 (inspircd - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: InspIRCd 2.0.7

Timelineinfoedit

03/19/2012 🔍
03/20/2015 +1096 days 🔍
04/15/2015 +26 days 🔍
04/17/2015 +2 days 🔍
08/25/2015 +130 days 🔍
09/25/2017 +762 days 🔍
09/25/2017 +0 days 🔍
09/26/2017 +1 days 🔍
01/14/2021 +1206 days 🔍

Sourcesinfoedit

Advisory: openwall.com
Researcher: Tomasz Salacinski
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-6696 (🔍)
SecurityFocus: 52561

See also: 🔍

Entryinfoedit

Created: 09/26/2017 08:58 AM
Updated: 01/14/2021 11:52 AM
Changes: (5) advisory_person_name source_securityfocus_date source_securityfocus_class exploit_price_0day vulnerability_cvss2_nvd_basescore
Complete: 🔍

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