What is GHSA-c37r-v8jx-7cv2?

GHSA-c37r-v8jx-7cv2 is a security advisory published by GitHub Security Advisories with Medium severity. Mattermost Uncontrolled Resource Consumption vulnerability

Which CVE IDs does GHSA-c37r-v8jx-7cv2 cover?

GHSA-c37r-v8jx-7cv2 covers the following CVE IDs: CVE-2023-40703. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-c37r-v8jx-7cv2?

GHSA-c37r-v8jx-7cv2 has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

Which products are affected by GHSA-c37r-v8jx-7cv2?

GHSA-c37r-v8jx-7cv2 affects 4 products, including: go/github.com/mattermost/mattermost/server/v8:\u003e= 9.1.0, \u003c 9.1.1; go/github.com/mattermost/mattermost/server/v8:\u003e= 9.0.0, \u003c 9.0.2; go/github.com/mattermost/mattermost/server/v8:\u003c 8.1.4; go/github.com/mattermost/mattermost-server/v6:\u003c 7.8.13.

GHSA-c37r-v8jx-7cv2MediumCVSS 4.3

Mattermost Uncontrolled Resource Consumption vulnerability

Vendor

GitHub Security Advisories

Published

November 27, 2023

Last Modified

November 28, 2023

🔗 CVE IDs covered (1)

CVE-2023-40703 →

📋 Description

Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string.

🎯 Affected products4

go/github.com/mattermost/mattermost/server/v8:>= 9.1.0, < 9.1.1
go/github.com/mattermost/mattermost/server/v8:>= 9.0.0, < 9.0.2
go/github.com/mattermost/mattermost/server/v8:< 8.1.4
go/github.com/mattermost/mattermost-server/v6:< 7.8.13

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2023-40703
https://mattermost.com/security-updates
https://github.com/advisories/GHSA-c37r-v8jx-7cv2