Arista NG Firewall ReportEntry SQL Injection Remote Code Execution Vulnerability

April 9th, 2024
ZDI-24-364 ZDI-CAN-21954

CVE ID

CVE-2024-27889

CVSS Score

8.8 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors

Arista

Affected Products

NG Firewall

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 ReportEntry class. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of the postgres user.

Additional Details

Arista has issued an update to correct this vulnerability. More details can be found at:
https://www.arista.com/en/support/advisories-notices/security-advisory/19038-security-advisory-0093

Disclosure Timeline

  • 2023-09-13 - Vulnerability reported to vendor
  • 2024-04-09 - Coordinated public release of advisory
  • 2024-07-01 - Advisory Updated

Credit

Gereon Huppertz

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