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CVE-2021-20118

MEDIUMCVSS 6.7/10EPSS 0.29%

Last modified

CVE-2021-20118 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Nessus Agent 8.3.0 and earlier was found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. This is different than CVE-2021-20117.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

Nessus Agent 8.3.0 and earlier was found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. This is different than CVE-2021-20117.

Metrics

CVSS 3.1
6.7/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.29%

21.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
TenableNessus Agent<= 8.3.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-20118?
Nessus Agent 8.3.0 and earlier was found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. This is different than CVE-2021-20117.
How severe is CVE-2021-20118?
CVE-2021-20118 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20118?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-20118?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST