CVE-2024-29974
9.8
CRITICAL · CVSS 3.1 · EPSS 22.8% (pctl 98)
Patch early
EPSS 22.8% — above the 10% action threshold.
Description
** UNSUPPORTED WHEN ASSIGNED ** The remote code execution vulnerability in the CGI program “file_upload-cgi” in Zyxel NAS326 firmware versions before V5.21(AAZF.17)C0 and NAS542 firmware versions before V5.21(ABAG.14)C0 could allow an unauthenticated attacker to execute arbitrary code by uploading a crafted configuration file to a vulnerable device.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 22.78% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-434 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2024-06-04 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| zyxel | nas326 |
| zyxel | nas326 firmware |
| zyxel | nas542 |
| zyxel | nas542 firmware |
References
- https://outpost24.com/blog/zyxel-nas-critical-vulnerabilities/
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-nas-products-06-04-2024
- https://outpost24.com/blog/zyxel-nas-critical-vulnerabilities/
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-nas-products-06-04-2024
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