matrix-appservice-irc up to 1.0.0 input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in matrix-appservice-irc up to 1.0.0 and classified as problematic. This affects an unknown function. Such manipulation leads to input validation. This vulnerability is documented as CVE-2023-38690. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in matrix-appservice-irc up to 1.0.0 (Chat Software) and classified as problematic. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it is possible to craft a command with newlines which would not be properly parsed. This would mean you could pass a string of commands as a channel name, which would then be run by the IRC bridge bot. Versions 1.0.1 and above are patched. There are no robust workarounds to the bug. One may disable dynamic channels in the config to disable the most common execution method but others may exist.

The weakness was released 08/04/2023 as GHSA-3pmj-jqqp-2mj3. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2023-38690 since 07/24/2023. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.0.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 0afb064635d37e039067b5b3d6423448b93026d3 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 5.8
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: matrix-appservice-irc 1.0.1
Patch: 0afb064635d37e039067b5b3d6423448b93026d3

Timelineinfo

07/24/2023 🔍
08/04/2023 +11 days 🔍
08/04/2023 +0 days 🔍
08/26/2023 +22 days 🔍

Sourcesinfo

Advisory: GHSA-3pmj-jqqp-2mj3
Status: Confirmed

CVE: CVE-2023-38690 (🔍)
GCVE (CVE): GCVE-0-2023-38690
GCVE (VulDB): GCVE-100-236156

Entryinfo

Created: 08/04/2023 21:26
Updated: 08/26/2023 16:25
Changes: 08/04/2023 21:26 (52), 08/26/2023 16:25 (11)
Complete: 🔍
Cache ID: 216::103

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