Mattermost up to 8.1.8/9.3 information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Mattermost up to 8.1.8/9.3. This affects an unknown function. The manipulation leads to information disclosure. This vulnerability is listed as CVE-2024-1952. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mattermost up to 8.1.8/9.3 and classified as problematic. This issue affects an unknown functionality. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Mattermost version 8.1.x before 8.1.9 fails to sanitize data associated with permalinks when a plugin updates an ephemeral post, allowing an authenticated attacker who can control the ephemeral post update to access individual posts' contents in channels they are not a member of.

The weakness was presented 02/29/2024 by Juho Nurminen. It is possible to read the advisory at mattermost.com. The identification of this vulnerability is CVE-2024-1952 since 02/27/2024. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 8.1.9 or 9.4 eliminates this vulnerability.

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Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 3.1
CNA Vector (Mattermost, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: Mattermost 8.1.9/9.4

Timelineinfo

02/27/2024 🔍
02/29/2024 +2 days 🔍
02/29/2024 +0 days 🔍
12/13/2024 +288 days 🔍

Sourcesinfo

Advisory: mattermost.com
Researcher: Juho Nurminen
Status: Confirmed

CVE: CVE-2024-1952 (🔍)
GCVE (CVE): GCVE-0-2024-1952
GCVE (VulDB): GCVE-100-255263

Entryinfo

Created: 02/29/2024 13:56
Updated: 12/13/2024 19:44
Changes: 02/29/2024 13:56 (49), 12/13/2024 19:44 (28)
Complete: 🔍
Cache ID: 216::103

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