(0Day) Arista NG Firewall uvm_login Incorrect Authorization Privilege Escalation Vulnerability
Vulnerability Details
This vulnerability allows local attackers to escalate privileges on affected installations of Arista NG Firewall. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the uvm_login module. The issue results from incorrect authorization. An attacker can leverage this to escalate privileges to resources normally protected from the user.
Additional Details
07/03/24 – ZDI reported the vulnerability to the vendor
08/07/24 – the vendor acknowledged the receipt of the report
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 cases 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.com
