CVE-2021-20076
HIGH
8.8
CVSS Score
Published: March 3, 2021 at 04:30 PM UTC
Updated: June 17, 2026 at 03:33 AM UTC
1 product affected across 1 vendorTenable.Sc
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Severity
HIGH8.8
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Tenable.Sc· Tenabledrupal
95%v ≤ 5.17.05.13.0 ≤ v ≤ 5.17.0
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.tenable.com/security/tns-2021-03CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-502
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