Cisco NFVIS: Local Exploit via Upgrade Signature Verification Bypass
CVE-2022-20929 Published on March 10, 2023
A vulnerability in the upgrade signature verification of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an unauthenticated, local attacker to provide an unauthentic upgrade file for upload. This vulnerability is due to insufficient cryptographic signature verification of upgrade files. An attacker could exploit this vulnerability by providing an administrator with an unauthentic upgrade file. A successful exploit could allow the attacker to fully compromise the Cisco NFVIS system.
Vulnerability Analysis
CVE-2022-20929 can be exploited with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
Improper Verification of Cryptographic Signature
The software does not verify, or incorrectly verifies, the cryptographic signature for data.
Products Associated with CVE-2022-20929
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2022-20929 are published in Cisco Enterprise Nfv Infrastructure Software:
Affected Versions
Cisco Enterprise NFV Infrastructure Software:- Version 3.5.1 is affected.
- Version 3.5.2 is affected.
- Version 3.6.1 is affected.
- Version 3.6.2 is affected.
- Version 3.6.3 is affected.
- Version 3.7.1 is affected.
- Version 3.8.1 is affected.
- Version 3.9.1 is affected.
- Version 3.9.2 is affected.
- Version 3.10.1 is affected.
- Version 3.10.2 is affected.
- Version 3.10.3 is affected.
- Version 3.11.1 is affected.
- Version 3.11.2 is affected.
- Version 3.11.3 is affected.
- Version 3.12.1 is affected.
- Version 3.12.2 is affected.
- Version 3.12.3 is affected.
- Version 3.12.1a is affected.
- Version 3.12.1b is affected.
- Version 4.1.1 is affected.
- Version 4.1.2 is affected.
- Version 4.2.1 is affected.
- Version 4.4.2 is affected.
- Version 4.4.1 is affected.
- Version 4.5.1 is affected.
- Version 4.6.1 is affected.
- Version 4.6.2-FC3 is affected.
- Version 4.6.2 is affected.
- Version 4.6.3 is affected.
- Version 4.7.1 is affected.
- Version 4.8.1 is affected.
- Version 4.9.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.