Medium severity · published Jun 28, 2021
CVE-2021-20100
Nessus Agent 8.2.4 and earlier for Windows were found to contain multiple local privilege escalation vulnerabilities which could allow an authenticated, local administrator to run…
6.7
CVSS
0.5%
EPSS
No
On KEV
Description
Nessus Agent 8.2.4 and earlier for Windows were found to contain multiple local privilege escalation vulnerabilities which could allow an authenticated, local administrator to run specific Windows executables as the Nessus host. This is different than CVE-2021-20099.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NE
Nessus · Tenable
before 8.2.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20100
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20100
Vendor Advisory
https://www.tenable.com/security/tns-2021-12
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