CVE-2018-21263 — Improper Authentication in Server

CWE-287 — Improper Authentication3 documents3 sources
Severity
8.8HIGHNVD
EPSS
0.3%
top 43.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Mattermost Server
Timeline
PublishedJun 19
Latest updateMay 24

Description

An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. An attacker could authenticate to a different user's account via a crafted SAML response.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages1 packages

▶NVDmattermost/mattermost_server4.6.0 — 4.6.2+2

🔴Vulnerability Details

2
GHSA
GHSA-c3c7-jrp2-v7vx: An issue was discovered in Mattermost Server before 4↗2022-05-24
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CVEList
CVE-2018-21263: An issue was discovered in Mattermost Server before 4↗2020-06-19
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CVE-2018-21263 — Improper Authentication in Server | cvebase