RCE in Zyxel Nas326

CVE-2019-10633

An eval injection vulnerability in the Python web server routing on the Zyxel NAS 326 version 5.21 and below allows a remote authenticated attacker to execute arbitrary code via the tjp6jp6y4, simZysh, and ck6fup6 APIs.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.033 (87.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-10633?
CVE-2019-10633 is a high-severity vulnerability in Zyxel Nas326, classified under Code Injection. CVSS score: 8.8/10. Published 2019-04-09.
How severe is CVE-2019-10633?
High severity. CVSS v3 base score is 8.8 out of 10.