Rocket.Chat up to 4.x Direct Message getUserMentionsByChannel information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Rocket.Chat up to 4.x. It has been rated as problematic. This affects the function getUserMentionsByChannel of the component Direct Message Handler. This manipulation causes information disclosure. This vulnerability appears as CVE-2022-35249. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Rocket.Chat up to 4.x (Chat Software). Affected by this vulnerability is the function getUserMentionsByChannel of the component Direct Message Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

A information disclosure vulnerability exists in Rocket.Chat <v5 where the getUserMentionsByChannel meteor server method discloses messages from private channels and direct messages regardless of the users access permission to the room.

The weakness was presented 09/24/2022. It is possible to read the advisory at hackerone.com. This vulnerability is known as CVE-2022-35249 since 07/06/2022. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 5.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-38141). Be aware that VulDB is the high quality 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: 3.9
VulDB Meta Temp Score: 3.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

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: Rocket.Chat 5.0

Timelineinfo

07/06/2022 🔍
09/24/2022 +80 days 🔍
09/24/2022 +0 days 🔍
05/23/2025 +972 days 🔍

Sourcesinfo

Advisory: hackerone.com
Status: Confirmed

CVE: CVE-2022-35249 (🔍)
GCVE (CVE): GCVE-0-2022-35249
GCVE (VulDB): GCVE-100-209503
EUVD: 🔍

Entryinfo

Created: 09/24/2022 09:25
Updated: 05/23/2025 08:52
Changes: 09/24/2022 09:25 (41), 10/23/2022 11:28 (11), 05/22/2025 22:55 (15), 05/23/2025 08:52 (1)
Complete: 🔍
Cache ID: 216:F30:103

Be aware that VulDB is the high quality source for vulnerability data.

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