High severity · published Aug 11, 2021
CVE-2021-38523
NETGEAR R6400 devices before 1.0.1.70 are affected by a stack-based buffer overflow by an authenticated user
7.2
CVSS
0.8%
EPSS
No
On KEV
Description
NETGEAR R6400 devices before 1.0.1.70 are affected by a stack-based buffer overflow by an authenticated user.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
R6400 Firmware · Netgear
before 1.0.1.70 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38523
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38523
Vendor Advisory
https://kb.netgear.com/000063771/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0166
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