CVE-2021-42559

moderate-risk
Published 2022-01-12

An issue was discovered in CALDERA 2.8.1. It contains multiple startup "requirements" that execute commands when starting the server. Because these commands can be changed via the REST API, an authenticated user can insert arbitrary commands that will execute when the server is restarted.

Do I need to act?

~
4.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Mitre

References (4)

Exploit https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42559-Command%...
Release Notes https://github.com/mitre/caldera/releases
Exploit https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42559-Command%...
Release Notes https://github.com/mitre/caldera/releases
42
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 7/34 · Low
Exposure 5/34 · Minimal