CVE-2022-27646
HIGHNETGEAR R6700v3 < 1.0.4.126 - Authenticated Stack-based Buffer Overflow via Crafted circleinfo.txt File
Title source: llmExploitation Summary
EIP tracks 1 public exploit for CVE-2022-27646. PoCs published by cyber-defence-campus.
AI-analyzed exploit summary This repository demonstrates a stack buffer overflow exploit (CVE-2022-27646) on NETGEAR R6700v3 routers using symbolic execution with Morion. It includes scripts for emulation, debugging, and crafting a ROP-based exploit.
Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the circled daemon. A crafted circleinfo.txt 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-15879.
Exploits (1)
This repository demonstrates a stack buffer overflow exploit (CVE-2022-27646) on NETGEAR R6700v3 routers using symbolic execution with Morion. It includes scripts for emulation, debugging, and crafting a ROP-based exploit.
References (2)
Scores
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H