Stack-Based Buffer Overflow in NETGEAR Routers
CVE-2018-21172

6.8MEDIUM

Key Information:

Vendor

Netgear
Status
R7800 Firmware
Vendor
CVE Published:
27 April 2020

What is CVE-2018-21172?

Certain NETGEAR router models are susceptible to a stack-based buffer overflow caused by inadequate input validation for authenticated users. This vulnerability allows attackers to manipulate the memory of the affected device, potentially resulting in arbitrary code execution. The issue impacts several models including R7800, R9000, WNDR3700v4, WNDR4300, WNDR4300v2, WNDR4500v3, and WNR2000v5, all of which require specific firmware updates to mitigate the risk.

References

https://kb.netgear.com/000055186/Security-Advisory-for-Po...
x_refsource_CONFIRM

CVSS V3.1

Score:
6.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.