Assessment
Why it matters
EPSS is 0.4%; technical severity is CVSS 8.8.
Vulnerability in Tenable Tenable.Io, Tenable Nessus, Tenable Security Center.This issue affects Tenable.Io: before Plugin Feed ID #202306261202 ; Nessus: before Plugin Feed ID #202306261202 ; Security Center: before Plugin Feed ID #202306261202 . This vulnerability could allow a malicious actor with sufficient permissions on a scan target to place a binary in a specific filesystem location, and abuse the impacted plugin in order to escalate privileges.
Who should care
- Teams operating Nessus, Security Center, Tenable.io
- Vulnerability and exposure management teams
- Security operations teams monitoring exploitation activity
Response plan
What I would do
- Confirm whether Nessus, Security Center, Tenable.io is present in the environment.
- Identify affected versions and establish whether vulnerable services are exposed or reachable.
- Vendor advisory from www.tenable.com
- Review relevant security telemetry for evidence of attempted or successful exploitation.
- Document the remediation decision and track it to verified completion.
Treatment intelligence
Remediation intelligence
Vendor sources are listed before government and third-party guidance. Confirm product applicability and change prerequisites before deployment.
Verification noteAutomated link verification has not completed for this guidance yet.
Technical details
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-427
- Affected versions
- Tenable Nessus (Version -); Tenable Security Center (Version -); Tenable Tenable.io (Version -)
- Fixed versions
- No explicit fixed version is currently recorded.
- Published
- 26 June 2023
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
Signal timeline
- CVE published
- Latest EPSS score: 0.4%
- Signal calculated at 13