CVE-2019-10892: dlink dir-806_firmware Out-of-bounds Write

Vulnerability summary

CVE-2019-10892 is a high (CVSS 10.0) Out-of-bounds Write vulnerability in dlink dir-806_firmware. EPSS estimates a 2.29% chance of exploitation in the next 30 days, higher than 82.9% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 06-09-2019
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

An issue was discovered in D-Link DIR-806 devices. There is a stack-based buffer overflow in function hnap_main at /htdocs/cgibin. The function will call sprintf without checking the length of strings in parameters given by HTTP header and can be controlled by users. And it finally leads to a stack-based buffer overflow via a special HTTP header.

• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.