Vulnerability Details : CVE-2021-20076
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.
Vulnerability category: Execute code
Products affected by CVE-2021-20076
- cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-20076
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 62 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-20076
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-20076
-
The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-20076
-
https://www.tenable.com/security/tns-2021-03
[R1] Stand-alone Security Patches Available for Tenable.sc versions 5.13.0 to 5.17.0 - Security Advisory | Tenable®Vendor Advisory
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