CVE-2024-12829: arista ng_firewall OS Command Injection

Vulnerability summary

CVE-2024-12829 is a high (CVSS 8.8) OS Command Injection vulnerability in arista ng_firewall. EPSS estimates a 1.29% chance of exploitation in the next 30 days, higher than 69.8% of scored vulnerabilities.

Timeline

1. 20-12-2024
   PublishedVulnerability first disclosed.
2. 20-12-2024
   Last modifiedVulnerability information updated.

Description

Arista NG Firewall ExecManagerImpl Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Arista NG Firewall. Authentication is required to exploit this vulnerability. The specific flaw exists within the ExecManagerImpl class. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-24015.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.