Showing 3 vulnerabilities on this page for WRT54GL Wireless-G Broadband Router

Signals CISA KEV Ransomware Nuclei
Linksys vulnerability results
VulnerabilityTitle and contextCVSSEPSSPoCsSignalsSTIX action

Buffer overflow in Linksys WRT54GL

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.

CWE-120CWE-787Jan 9, 2023
CVSS7.2v3.1EPSS19.3%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Arbitrary code execution in Linksys WRT54GL

An arbitrary code execution vulnerability exisits in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. The Check_TSSI function within the httpd binary uses unvalidated user input in the construction of a system command. An authenticated attacker with administrator privileges can leverage this vulnerability over the network via a malicious POST request to /apply.cgi to execute arbitrary commands on the underlying Linux operating system as root.

CWE-78Jan 9, 2023
CVSS7.2v3.1EPSS1.86%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Null pointer dereference in Linksys WRT54GL

A null pointer dereference vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A null pointer dereference in the soap_action function within the upnp binary can be triggered by an unauthenticated attacker via a malicious POST request invoking the AddPortMapping action.

CWE-476Jan 9, 2023
CVSS6.5v3.1EPSS1.31%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX