InspIRCd up to 2.0.6 on Debian Incomplete Fix input validation

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in InspIRCd up to 2.0.6 on Debian. The affected element is an unknown function of the component Incomplete Fix. Executing a manipulation can lead to input validation. This vulnerability is registered as CVE-2012-6696. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

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 input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

inspircd in Debian before 2.0.7 does not properly handle unsigned integers. NOTE: This vulnerability exists because of an incomplete fix to CVE-2012-1836.

The bug was discovered 03/20/2015. The weakness was published 09/25/2017 (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 l.

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 Tenable (82839) and SecurityFocus (BID 52561†). Similar entries are available at VDB-99772 and VDB-99783. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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 Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: InspIRCd 2.0.7
Patch: github.com

Timelineinfo

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 🔍
12/30/2022 +1921 days 🔍

Sourcesinfo

Product: github.com

Advisory: ed28c1ba666b39581adb860bf51cdde43c84cc89
Researcher: Tomasz Salacinski
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-6696 (🔍)
GCVE (CVE): GCVE-0-2012-6696
GCVE (VulDB): GCVE-100-107080
SecurityFocus: 52561

See also: 🔍

Entryinfo

Created: 09/26/2017 08:58
Updated: 12/30/2022 08:33
Changes: 09/26/2017 08:58 (71), 11/19/2019 10:55 (3), 01/14/2021 11:52 (5), 12/30/2022 08:33 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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