Auth bypass in Arista Ng Firewall

CVE-2024-12831

Arista NG Firewall uvm_login Incorrect Authorization Privilege Escalation Vulnerability. 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. Was ZDI-CAN-24324.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-12831: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-12831?
CVE-2024-12831 is a high-severity vulnerability in Arista Ng Firewall, classified under Incorrect Authorization. CVSS score: 7.8/10. Published 2024-12-20.
How severe is CVE-2024-12831?
High severity. CVSS v3 base score is 7.8 out of 10.