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CVE-2020-15416

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700 V1.0.4.84_10.0.58 r

Published
Last modified
published
Not listed in CISA KEV
1 proof of concept on GitHub

Summary

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700 V1.0.4.84_10.0.58 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the httpd service, which listens on TCP port 80 by default. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length, stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9703.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • NETGEAR R6700

    V1.0.4.84_10.0.58

References 2

zerodayinitiative.com

GitHub · k3vinlusec/R7000_httpd_BOF_CVE-2020-15416