CVE-2020-10686 — Improper Authorization in Keycloak

CWE-285 — Improper Authorization6 documents6 sources
Severity
4.7MEDIUMNVD
CNA4.1
EPSS
0.2%
top 53.08%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
KeycloakRedhat Keycloak
Timeline
PublishedMay 4
Latest updateMay 24

Description

A flaw was found in Keycloak version 8.0.2 and 9.0.0, and was fixed in Keycloak version 9.0.1, where a malicious user registers as oneself. The attacker could then use the remove devices form to post different credential IDs and possibly remove MFA devices for other users.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:LExploitability: 1.2 | Impact: 3.4

Affected Packages2 packages

▶NVDredhat/keycloak8.0.2, 9.0.0+1
▶CVEListV5keycloak/keycloak8.0.2, 9.0.0+1

🔴Vulnerability Details

3
OSV
Keycloak users may be able to remove MFA from other users' devices↗2022-05-24
▶
GHSA
Keycloak users may be able to remove MFA from other users' devices↗2022-05-24
▶
CVEList
CVE-2020-10686: A flaw was found in Keycloak version 8↗2020-05-04
▶

📋Vendor Advisories

1
Red Hat
keycloak: remove other users MFA devices↗2020-04-29
▶

💬Community

1
Bugzilla
CVE-2020-10686 keycloak: remove other users MFA devices↗2020-03-18
▶
CVE-2020-10686 — Improper Authorization in Keycloak | cvebase