Command Injection Vulnerability in Certain NETGEAR Smart Switches
CVE-2021-33514

8.8HIGH

Key Information:

Vendor
Netgear
Status
Gc108p Firmware
Vendor
CVE Published:
21 May 2021

Summary

Certain NETGEAR smart switches are susceptible to command injection due to a flaw in the /sqfs/lib/libsal.so.0.0 library utilized by a CGI application. An attacker, without authentication, can exploit this vulnerability by manipulating the User-Agent field in HTTP requests, specifically through setup.cgi. This issue potentially allows remote execution of arbitrary commands on the affected devices, making it a critical concern for users relying on these switches for network operations.

References

https://kb.netgear.com/000063641/Security-Advisory-for-Pr...
x_refsource_MISC
https://gynvael.coldwind.pl/?lang=en&id=733
x_refsource_MISC

EPSS Score

18% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.