How severe is CVE-2024-12830?

CVE-2024-12830 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-12830 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-12830?

CVE-2024-12830 affects Arista Ng Firewall. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-12830?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-12830 have an EU (EUVD) identifier?

Yes. CVE-2024-12830 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51132.

When was CVE-2024-12830 published?

CVE-2024-12830 was published on 2024-12-20 and last updated on 2026-06-17.

CVE-2024-12830

CVE-2024-12830 is a high-severity vulnerability in Arista Ng Firewall with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-51132
Weakness: CWE-22
Affected product: Arista Ng Firewall
Published: 2024-12-20
Last modified: 2026-06-17

Description

Arista NG Firewall custom_handler Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Arista NG Firewall. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the custom_handler method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the www-data user. Was ZDI-CAN-24019.

Frequently asked questions

What is CVE-2024-12830?: Arista NG Firewall custom_handler Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Arista NG Firewall. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the custom_handler method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the www-data user. Was ZDI-CAN-24019.
How severe is CVE-2024-12830?: CVE-2024-12830 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-12830 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-12830?: CVE-2024-12830 affects Arista Ng Firewall. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-12830?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-12830 have an EU (EUVD) identifier?: Yes. CVE-2024-12830 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51132.
When was CVE-2024-12830 published?: CVE-2024-12830 was published on 2024-12-20 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-24-1718/

Affected products (1)

cpe:2.3:a:arista:ng_firewall:17.1.1:*:*:*:*:*:*:*

More vulnerabilities in Arista Ng Firewall

CVE-2025-2767 — Critical (CVSS 9.6): Arista NG Firewall User-Agent Cross-Site Scripting Remote Code Execution Vulnerability. This vulnerability allows…
CVE-2024-9188 — High (CVSS 8.8): Specially constructed queries cause cross platform scripting leaking administrator tokens
CVE-2024-12829 — High (CVSS 8.8): Arista NG Firewall ExecManagerImpl Command Injection Remote Code Execution Vulnerability. This vulnerability allows…
CVE-2024-27889 — High (CVSS 8.8): Multiple SQL Injection vulnerabilities exist in the reporting application of the Arista Edge Threat Management - Arista…
CVE-2024-9134 — High (CVSS 8.3): Multiple SQL Injection vulnerabilities exist in the reporting application. A user with advanced report application…
CVE-2024-47519 — High (CVSS 8.3): Backup uploads to ETM subject to man-in-the-middle interception

All CVEs affecting Arista Ng Firewall →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-76606 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Path Traversal via image element in Fabrik < 4.7.3 - ???.
CVE-2026-18051 — Critical (CVSS 10.0): The W3 Total Cache WordPress plugin before 2.10.5 does not properly validate the request path it uses to build cache…
CVE-2026-74764 — Critical (CVSS 10.0): Pandora contains a path traversal vulnerability in its TAR archive extraction functionality. When processing a…
CVE-2026-16940 — Critical (CVSS 10.0): The Custom Fields WordPress plugin before 1.5.1 does not validate a user-supplied file path before deletion, allowing…
CVE-2026-67429 — Critical (CVSS 10.0): Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.6, image.download and related…
CVE-2026-59555 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.3 versions.

Browse all CWE-22 (Path Traversal) vulnerabilities →