CVE-2021-20076

Description

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.47% Top 15%
Vendor Advisory tenable.com
Affected: n/a Tenable.sc
Published at:
Updated at:

References

Link Tags
https://www.tenable.com/security/tns-2021-03 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-20076?
CVE-2021-20076 has been scored as a high severity vulnerability.
How to fix CVE-2021-20076?
To fix CVE-2021-20076, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-20076 being actively exploited in the wild?
It is possible that CVE-2021-20076 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-20076?
CVE-2021-20076 affects n/a Tenable.sc.
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