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CVE-2021-20077
Detail
Description
Nessus Agent versions 7.2.0 through 8.2.2 were found to inadvertently capture the IAM role security token on the local host during initial linking of the Nessus Agent when installed on an Amazon EC2 instance. This could allow a privileged attacker to obtain the token.
NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.
Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.
NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.
Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.
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https://www.tenable.com/security/tns-2021-07 Not Applicable, Vendor Advisory
CVE Modified by Tenable Network Security, Inc.9/23/2022 10:15:12 AM
Action
Type
Old Value
New Value
Changed
Description
Nessus versions 8.13.2 and earlier were found to contain a privilege escalation vulnerability which could allow a Nessus administrator user to upload a specially crafted file that could lead to gaining administrator privileges on the Nessus host.
Nessus Agent versions 7.2.0 through 8.2.2 were found to inadvertently capture the IAM role security token on the local host during initial linking of the Nessus Agent when installed on an Amazon EC2 instance. This could allow a privileged attacker to obtain the token.
CWE Remap by NIST7/12/2022 1:42:04 PM
Action
Type
Old Value
New Value
Changed
CWE
CWE-732
NVD-CWE-noinfo
Modified Analysis by NIST6/04/2022 10:53:39 PM
Action
Type
Old Value
New Value
Changed
CPE Configuration
OR
*cpe:2.3:a:tenable:nessus_agent:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (including) 8.2.2
OR
*cpe:2.3:a:tenable:nessus_agent:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (including) 8.13.2
Added
CVSS V2
NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Removed
CVSS V2
NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
Added
CVSS V3.1
NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Removed
CVSS V3.1
NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Changed
Reference Type
https://www.tenable.com/security/tns-2021-04-0 No Types Assigned
CVE Modified by Tenable Network Security, Inc.4/08/2021 5:15:13 PM
Action
Type
Old Value
New Value
Changed
Description
Nessus Agent versions 7.2.0 through 8.2.2 were found to inadvertently capture the IAM role security token on the local host during initial linking of the Nessus Agent when installed on an Amazon EC2 instance. This could allow a privileged attacker to obtain the token.
Nessus versions 8.13.2 and earlier were found to contain a privilege escalation vulnerability which could allow a Nessus administrator user to upload a specially crafted file that could lead to gaining administrator privileges on the Nessus host.
Removed
Reference
https://www.tenable.com/security/tns-2021-04-0 [Third Party Advisory]
CVE Modified by Tenable Network Security, Inc.4/05/2021 8:15:13 PM