CVE-2024-6342

Name: CVE-2024-6342
Creator: NVD / NIST
Published: 2024-09-10T02:15:10.063+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.06%

Last modified Jun 17, 2026

CVE-2024-6342 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. **UNSUPPORTED WHEN ASSIGNED** A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AAZF.18)C0 and NAS542 firmware versions through V5.21(ABAG.15)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.. EPSS estimates a 2.06% chance of exploitation in the next 30 days.

Description

**UNSUPPORTED WHEN ASSIGNED** A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AAZF.18)C0 and NAS542 firmware versions through V5.21(ABAG.15)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.06%

78.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Zyxel	Nas326 Firmware	< 5.21\(aazf.18\)c0
Zyxel	Nas326 Firmware	5.21\(aazf.18\)c0
Zyxel	Nas542 Firmware	< 5.21\(abag.15\)c0
Zyxel	Nas542 Firmware	5.21\(abag.15\)c0

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-os-command-injection-vulnerability-in-nas-products-09-10-2024Vendor Advisory

Timeline

Published: Sep 10, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-6342?

How severe is CVE-2024-6342?

CVE-2024-6342 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.06% probability of exploitation in the next 30 days.

How do I fix CVE-2024-6342?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-6342?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST