RCE in Cisco Small Business Rv Series Router Firmware

CVE-2021-1314

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV016, RV042, RV042G, RV082, RV320, and RV325 Routers could allow an authenticated, remote attacker to inject arbitrary commands that are executed with root privileges. These vulnerabilities are due to improper validation of user-supplied input in the web-based management interface. An attacker could exploit these vulnerabilities by sending crafted HTTP requests to a targeted device. A successful exploit could allow the attacker to execute arbitrary code as the root user on the underlying operating system. To exploit these vulnerabilities, an attacker would need to have valid administrator credentials on an affected device.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.030 (85.9th 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-2021-1314?
CVE-2021-1314 is a high-severity vulnerability in Cisco Small Business Rv Series Router Firmware, classified under Improper Input Validation. CVSS score: 7.2/10. Published 2021-02-04.
How severe is CVE-2021-1314?
High severity. CVSS v3 base score is 7.2 out of 10.