HOMEVULNERABILITIESCVE-2022-44175
CRITICAL

CVE-2022-44175

CWE-120Published: November 21, 2022· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via function formSetMacFilterCfg.

NVD Source

Risk Analysis

This critical buffer overflow vulnerability affects the Tenda AC18 router's formSetMacFilterCfg function. It allows unauthenticated remote attackers to potentially gain control of the device.

There is no known public exploit, and the vulnerability is not in the CISA KEV. It is remotely exploitable.

Recommended Action

Update the Tenda AC18 firmware to the latest available version.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2022-44175 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.

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

tenda2 product(s)
ac18 firmwareac18
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2022-44175
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-120
CISA KEVNo
Affected1 vendor(s)
PublishedNov 21, 2022

Related CVEs (CWE-120)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2022-44175 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. CVE data is provided under the NVD usage policy.