CVE-2022-43970
7.2 · HIGHOverview
CVE-2022-43970 is a high-severity vulnerability affecting linksys wrt54gl_firmware. It was published on January 9, 2023 and has a CVSS 3.1 base score of 7.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
A buffer overflow vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A stack-based buffer overflow in the Start_EPI function within the httpd binary allows an authenticated attacker with administrator privileges to execute arbitrary commands on the underlying Linux operating system as root. This vulnerablity can be triggered over the network via a malicious POST request to /apply.cgi.
Remediation
Check the references section for vendor advisories and patches from linksys. Update wrt54gl_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| linksys | wrt54gl_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2022-43970?
CVE-2022-43970 is a high-severity vulnerability affecting linksys wrt54gl_firmware. It was published on January 9, 2023 and has a CVSS 3.1 base score of 7.2 (HIGH).
How severe is CVE-2022-43970?
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2022-43970?
Check the references section for vendor advisories and patches from linksys. Update wrt54gl_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2022-43970?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-43970 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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