Submit #685543: D-Link DIR-816L DIR816L_REVB_FW_2_06_b09_beta Stack-based Buffer Overflowinfo

TitleD-Link DIR-816L DIR816L_REVB_FW_2_06_b09_beta Stack-based Buffer Overflow
Descriptionsoap.cgi have a stack overflow vulnerability, in the soapcgi_main function, HTTP_SOAPACTION is an externallycontrollable input. The content after the # symbol is written into the globalvariable global_value on line 69. On line 85, the cgibin_parse_requestfunction calls sub_412574 . Inside the sub_412574 function, on line 17, thevalue of global_value is concatenated using sprintf , which resulting in stackoverflow. The vendor has been contacted, vendor has confirmed and will issue an announcement. Reporter: Lexpl0it、stan fang、zer0duck、Wu Jiang
Source⚠️ https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(soap.cgi).pdf
User
 Lexpl0it (UID 89340)
Submission10/30/2025 04:07 (7 months ago)
Moderation11/14/2025 14:14 (15 days later)
StatusAccepted
VulDB entry332480 [D-Link DIR-816L 2_06_b09_beta /soap.cgi soapcgi_main stack-based overflow]
Points20

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