Mattermost OAuth cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Mattermost. This vulnerability affects unknown code of the component OAuth. Executing a manipulation can lead to cross site scripting. This vulnerability appears as CVE-2021-37859. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Mattermost (affected version not known) and classified as problematic. This vulnerability affects some unknown functionality of the component OAuth. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity.

The weakness was presented 08/06/2021. The advisory is available at mattermost.com. This vulnerability was named CVE-2021-37859. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: 🔍

Timelineinfo

08/02/2021 🔍
08/06/2021 +4 days 🔍
08/06/2021 +0 days 🔍
08/10/2021 +4 days 🔍

Sourcesinfo

Advisory: mattermost.com
Status: Confirmed

CVE: CVE-2021-37859 (🔍)
GCVE (CVE): GCVE-0-2021-37859
GCVE (VulDB): GCVE-100-180238

Entryinfo

Created: 08/06/2021 11:04
Updated: 08/10/2021 11:08
Changes: 08/06/2021 11:04 (35), 08/10/2021 11:02 (2), 08/10/2021 11:08 (1)
Complete: 🔍
Cache ID: 216::103

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