ASUS Rt-n53 Firmware vulnerabilities

3 CVEs affecting ASUS Rt-n53 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2022-31874, published 2022-06-17.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2022-31874, published 2022-06-17. Critical severity, CVSS 9.8. EPSS: 20% chance of exploitation in the next 30 days. ASUS RT-N53 3.0.0.4.376.3754 has a command injection vulnerability in the SystemCmd parameter of the apply.cgi interface.
• CVE-2019-20082, published 2021-12-28. Critical severity, CVSS 9.8. EPSS: 2% chance of exploitation in the next 30 days. ASUS RT-N53 3.0.0.4.376.3754 devices have a buffer overflow via a long lan_dns1_x or lan_dns2_x parameter to Advanced_LAN_Content.asp.
• CVE-2013-3093, published 2020-01-28. High severity, CVSS 8.8. EPSS: 0.7% chance of exploitation in the next 30 days. ASUS RT-N56U devices allow CSRF.