CVE-2020-15636
CRITICALNETGEAR R6700 Firmware < 1.0.4.98 - Unauthenticated Stack-based Buffer Overflow via RAE_Policy.json raePolicyVersion
Title source: llmDescription
This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR R6400, R6700, R7000, R7850, R7900, R8000, RS400, and XR300 routers with firmware 1.0.4.84_10.0.58. Authentication is not required to exploit this vulnerability. The specific flaw exists within the check_ra service. A crafted raePolicyVersion in a RAE_Policy.json file can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9852.
References (2)
Core 2
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-20-937/
Vendor Advisory x_refsource_misc
https://kb.netgear.com/000062128/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-R6700v3-PSV-2020-0224
Scores
CVSS v3
9.8
EPSS
0.1981
EPSS Percentile
95.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-121
Status
published
Products (1)
netgear/r6700_firmware
< 1.0.4.98
Published
Aug 20, 2020
Tracked Since
Feb 18, 2026