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High severity8.8NVD Advisory· Published Jul 28, 2020· Updated Jun 17, 2026

CVE-2020-10926

CVE-2020-10926

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code 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 handling of firmware updates. The issue results from the lack of proper validation of the firmware image prior to performing an upgrade. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-9648.

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Affected products

3
  • Netgear/R6700 Firmware
    cpe:2.3:o:netgear:r6700_firmware:1.0.4.84_10.0.58:*:*:*:*:*:*:*
  • Netgear/R6700llm-fuzzy2 versions
    V1.0.4.84_10.0.58+ 1 more
    • (no CPE)range: V1.0.4.84_10.0.58
    • (no CPE)range: V1.0.4.84_10.0.58

Patches

Vulnerability mechanics

References

1

News mentions

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