(0Day) Arista NG Firewall ExecManagerImpl Command Injection Remote Code Execution Vulnerability
Vulnerability Details
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.
Additional Details
07/03/24 – ZDI reported the vulnerability to the vendor
08/07/24 – the vendor’s security team asked ZDI to re-send the vulnerability
11/12/24 - ZDI re-submitted the report to the vendor
11/18/24 - ZDI asked for updates
11/21/24 - ZDI asked for updates
12/10/24 - ZDI notified the vendor of the intention to publish the case as a 0-day advisory
Mitigation: Given the nature of the vulnerability, the only salient mitigation strategy is to restrict interaction with the application
Disclosure Timeline
- 2024-07-03 - Vulnerability reported to vendor
- 2024-12-19 - Coordinated public release of advisory
- 2024-12-19 - Advisory Updated
Credit
Mehmet INCE (@mdisec) from PRODAFT
