CVE-2021-20076

moderate-risk
Published 2021-03-03

Tenable.sc and Tenable.sc Core versions 5.13.0 through 5.17.0 were found to contain a vulnerability that could allow an authenticated, unprivileged user to perform Remote Code Execution (RCE) on the Tenable.sc server via Hypertext Preprocessor unserialization.

Do I need to act?

~
3.4% 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

Tenable

References (2)

Vendor Advisory https://www.tenable.com/security/tns-2021-03
Vendor Advisory https://www.tenable.com/security/tns-2021-03
42
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 7/34 · Low
Exposure 5/34 · Minimal