CVE-2021-29077: netgear rbk752_firmware Command Injection

Vulnerability summary

CVE-2021-29077 is a critical (CVSS 9.6) Command Injection vulnerability in netgear rbk752_firmware. EPSS estimates a 0.83% chance of exploitation in the next 30 days, higher than 56.6% of scored vulnerabilities.

Timeline

1. 23-03-2021
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects RBW30 before 2.6.2.2, RBS40V before 2.6.2.4, RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, RBK753 before 3.2.17.12, RBK753S before 3.2.17.12, RBK754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12.

• CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.