CVE-2023-1456: ubiquiti edgerouter x Command Injection

Vulnerability summary

CVE-2023-1456 is a critical (CVSS 9.8) Command Injection vulnerability in ubiquiti edgerouter x. EPSS estimates a 1.82% chance of exploitation in the next 30 days, higher than 78.4% of scored vulnerabilities.

Timeline

1. 25-03-2023
   PublishedVulnerability first disclosed.
2. 02-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability, which was classified as critical, has been found in Ubiquiti EdgeRouter X 2.0.9-hotfix.6. This issue affects some unknown processing of the component NAT Configuration Handler. The manipulation leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The identifier VDB-223301 was assigned to this vulnerability. NOTE: The vendor position is that post-authentication issues are not accepted as vulnerabilities.

• CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.