MEDIUM
CVE-2021-44261
CWE-306Published: March 17, 2022· Updated: Jun 17, 2026
5.3
CVSS v3.1
Official Description
A vulnerability is in the 'BRS_top.html' page of the Netgear W104, version WAC104-V1.0.4.13, which can allow a remote attacker to access this page without any authentication. When processed, it exposes firmware version information for the device.
Technical Analysis
CVE-2021-44261 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.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Vendors & Products
netgear10 product(s)
wac104 firmwarewac104r7450 firmwarer7450r6900 firmwarer6900r7800 firmwarer7800r6220 firmwarer6220
Source: NVD CPE · 10 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
All References (4)
→
https://github.com/zer0yu/CVE_Request/blob/master/netgear/Netgear_W104_unauthorized_access_vulnerability_first.mdExploit · Third Party Advisory
→
https://www.netgear.com/about/security/Vendor Advisory
→
https://github.com/zer0yu/CVE_Request/blob/master/netgear/Netgear_W104_unauthorized_access_vulnerability_first.mdExploit · Third Party Advisory
→
https://www.netgear.com/about/security/Vendor Advisory
Quick Facts
CVE IDCVE-2021-44261
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-306
CISA KEVNo
Affected1 vendor(s)
PublishedMar 17, 2022
Related CVEs (CWE-306)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-44261 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.