CVSS: 8.8EPSS: 0%CPEs: 86EXPL: 0CVE-2021-27251 – NETGEAR Nighthawk R7800 ready-genie-cloud Insecure Download of Critical Component Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-27251
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800. Authentication is not required to exploit this vulnerability The specific flaw exists within handling of firmware updates. The issue results from a fallback to a insecure protocol to deliver updates. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12308. • https://kb.netgear.com/000062883/Security-Advisory-for-Multiple-Vulnerabilities-on-Some-Routers-Satellites-and-Extenders https://www.zerodayinitiative.com/advisories/ZDI-21-247 • CWE-319: Cleartext Transmission of Sensitive Information •
CVSS: 8.8EPSS: 0%CPEs: 86EXPL: 0CVE-2021-27252 – NETGEAR R7800 udchpd DHCP_REQUEST Command Injection Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-27252
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R7800 firmware version 1.0.2.76. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the vendor_specific DHCP opcode. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. • https://kb.netgear.com/000062883/Security-Advisory-for-Multiple-Vulnerabilities-on-Some-Routers-Satellites-and-Extenders https://www.zerodayinitiative.com/advisories/ZDI-21-248 • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') •