CVE-2024-29973
9.8
CRITICAL · CVSS 3.1 · EPSS 86.1% (pctl 100)
Patch early
EPSS 86.1% — above the 10% action threshold.
Description
** UNSUPPORTED WHEN ASSIGNED ** The command injection vulnerability in the “setCookie” parameter 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 some operating system (OS) commands by sending a crafted HTTP POST request.
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 | 86.09% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-78 |
| 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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