High severity · published Mar 23, 2021
CVE-2021-29081
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker
8.4
CVSS
0.5%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects RBW30 before 2.6.2.2, RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, RBK753 before 3.2.17.12, RBK753S before 3.2.17.12, RBK754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
Rbk752 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbk753 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbk753s Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbk754 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbk852 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbk853 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbk854 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbr750 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbr850 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbs750 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbs850 Firmware · Netgear
before 3.2.17.12 · source: NVD
RF
Rbw30 Firmware · Netgear
before 2.6.2.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-29081
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-29081
Vendor Advisory
https://kb.netgear.com/000063012/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-WiFi-Systems-PSV-2020-0465
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