CVE-2020-27178
Improper Authentication in Apereo CAS
7.5
HIGH
CVSS 3.1
EPSS 0.22%
Description
Apereo CAS 5.3.x before 5.3.16, 6.x before 6.1.7.2, 6.2.x before 6.2.4, and 6.3.x before 6.3.0-RC4 mishandles secret keys with Google Authenticator for multifactor authentication.
How to fix CVE-2020-27178
To remediate CVE-2020-27178, upgrade the affected package to a fixed version below.
- Maven/org.apereo.cas:cas-server-support-otp-mfa-core—upgrade to 5.3.16 or later
- —upgrade to 5.3.16 or later
Is CVE-2020-27178 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 5.3.0, < 5.3.16
- >= 5.3.0, < 5.3.16
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |