The vulnerability of the HNAP protocol implementation in D-Link Wi-Fi router microprogramming products such as DIR-867-US, DIR-878, and DIR-882-US allows attackers to circumvent security restrictions, gain increased privileges, or execute arbitrary code.

The vulnerability of the HNAP protocol implementation in D-Link Wi-Fi router software models such as DIR-867-US, DIR-878, and DIR-882-US lies in the ability to bypass authentication by using an alternative path or channel when processing HTTP requests that include the string “?GetCAPTCHAsetting”...

CVE-2020-15632

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-842 3.13B05 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of HNAP GetCAPTCHAsetting requests. The issue...

CVE-2007-1184

The default configuration of WebAPP before 0.9.9.5 has a CAPTCHA setting of "no," which makes it easier for automated programs to submit false data...