HOMEVULNERABILITIESCVE-2022-37235
CRITICAL

CVE-2022-37235

CWE-787Published: September 23, 2022· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Netgear Nighthawk AC1900 Smart WiFi Dual Band Gigabit Router R7000-V1.0.11.134_10.2.119 is vulnerable to Buffer Overflow via the wl binary in firmware. There is a stack overflow vulnerability caused by strncat

NVD Source

Technical Analysis

CVE-2022-37235 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

netgear2 product(s)
r7000 firmwarer7000
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://www.netgear.com/about/security/
ADVISORYhttps://www.netgear.com/support/download/?model=R7000
ADVISORYhttps://www.netgear.com/about/security/
ADVISORYhttps://www.netgear.com/support/download/?model=R7000

All References (6)

→
https://github.com/Davidteeri/Bug-Report/blob/main/netgear-R7000-0x461bc.mdBroken Link
→
https://www.netgear.com/about/security/Vendor Advisory
→
https://www.netgear.com/support/download/?model=R7000Product · Vendor Advisory
→
https://github.com/Davidteeri/Bug-Report/blob/main/netgear-R7000-0x461bc.mdBroken Link
→
https://www.netgear.com/about/security/Vendor Advisory
→
https://www.netgear.com/support/download/?model=R7000Product · Vendor Advisory

Quick Facts

CVE IDCVE-2022-37235
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-787
CISA KEVNo
Affected1 vendor(s)
PublishedSep 23, 2022

Related CVEs (CWE-787)

CVE-2002-2227
10.0
CVE-2004-0978
10.0
CVE-2026-42369
10.0
CVE-2026-4746
10.0
CVE-2009-2466
10.0
CVE-2012-3957
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-37235 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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