HOMEVULNERABILITIESCVE-2022-48176
HIGH

CVE-2022-48176

CWE-787Published: January 31, 2023· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

Netgear routers R7000P before v1.3.3.154, R6900P before v1.3.3.154, R7960P before v1.4.4.94, and R8000P before v1.4.4.94 were discovered to contain a pre-authentication stack overflow.

NVD Source

Technical Analysis

CVE-2022-48176 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

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 7.8.

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 VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

netgear12 product(s)
r7000p firmwarer7000pr6900p firmwarer6900pr7960p firmwarer7960pr8000p firmwarer8000pmr60 firmwaremr60ms60 firmwarems60
Source: NVD CPE · 12 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

PATCHhttps://kb.netgear.com/000065242/Security-Advisory-for-Pre-authentication-Stack-Overflow-on-some-Routers-and-Nighthawk-WiFi-Mesh-Systems-PSV-2022-0146
PATCHhttps://kb.netgear.com/000065242/Security-Advisory-for-Pre-authentication-Stack-Overflow-on-some-Routers-and-Nighthawk-WiFi-Mesh-Systems-PSV-2022-0146
ADVISORYhttps://www.netgear.com/about/security/
ADVISORYhttps://www.netgear.com/about/security/

All References (6)

→
https://hdwsec.fr/blog/20221109-netgear/Broken Link
→
https://kb.netgear.com/000065242/Security-Advisory-for-Pre-authentication-Stack-Overflow-on-some-Routers-and-Nighthawk-WiFi-Mesh-Systems-PSV-2022-0146Patch · Vendor Advisory
→
https://www.netgear.com/about/security/Vendor Advisory
→
https://hdwsec.fr/blog/20221109-netgear/Broken Link
→
https://kb.netgear.com/000065242/Security-Advisory-for-Pre-authentication-Stack-Overflow-on-some-Routers-and-Nighthawk-WiFi-Mesh-Systems-PSV-2022-0146Patch · Vendor Advisory
→
https://www.netgear.com/about/security/Vendor Advisory

Quick Facts

CVE IDCVE-2022-48176
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-787
CISA KEVNo
Affected1 vendor(s)
PublishedJan 31, 2023

Related CVEs (CWE-787)

CVE-2011-1807
10.0
CVE-2026-4746
10.0
CVE-2004-1287
10.0
CVE-2018-10718
10.0
CVE-2026-42369
10.0
CVE-2018-17160
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-48176 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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