D-Link Dir-823 Firmware vulnerabilities

3 CVEs affecting D-Link Dir-823 Firmware, 1 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2019-20213, published 2020-01-02.

Highest priority

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

CVE-2019-17621: D-Link DIR-859 Router Command Execution Vulnerability, published 2019-12-30. Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2023-06-29. EPSS: 89.6% chance of exploitation in the next 30 days. The UPnP endpoint URL /gena.cgi in the D-Link DIR-859 Wi-Fi router 1.05 and 1.06B01 Beta01 allows an Unauthenticated remote attacker to execute system commands as root, by sending a specially crafted…
CVE-2016-6563, published 2018-07-13. Critical severity, CVSS 9.8. EPSS: 79.7% chance of exploitation in the next 30 days. Processing malformed SOAP messages when performing the HNAP Login action causes a buffer overflow in the stack in some D-Link DIR routers. The vulnerable XML fields within the SOAP body are: Action,…
CVE-2019-20213, published 2020-01-02. High severity, CVSS 7.5. EPSS: 2.2% chance of exploitation in the next 30 days. D-Link DIR-859 routers before v1.07b03_beta allow Unauthenticated Information Disclosure via the AUTHORIZED_GROUP=1%0a value, as demonstrated by vpnconfig.php.