RCE in Netshieldcorp Nano 25

CVE-2021-3149

On Netshield NANO 25 10.2.18 devices, /usr/local/webmin/System/manual_ping.cgi allows OS command injection (after authentication by the attacker) because the system C library function is used unsafely.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.044 (90.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-3149?
CVE-2021-3149 is a high-severity vulnerability in Netshieldcorp Nano 25, classified under OS Command Injection. CVSS score: 7.2/10. Published 2021-02-22.
How severe is CVE-2021-3149?
High severity. CVSS v3 base score is 7.2 out of 10.