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TI-2022-22783 Aliases CVE-2022-46139GHSA-h3c5-f4fm-gc7h

TP-Link TL-WR940N V4 3.16.9 and earlier allows authenticated attackers to cause a Denial…

Priority LOW 29CWE-345Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-345.

Summary

TP-Link TL-WR940N V4 3.16.9 and earlier allows authenticated attackers to cause a Denial of Service (DoS) via uploading a crafted firmware image during the firmware update process.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00303 23rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:tp-link:tl-wr940n_v4_firmware:*:*:*:*:*:*:*:*up to 3.16.9VulnerableTP-Link
cpe:2.3:h:tp-link:tl-wr940n_v4:-:*:*:*:*:*:*:*not specified by NVDRunning onTP-Link
  • cpe:2.3:o:tp-link:tl-wr940n_v4_firmware:*:*:*:*:*:*:*:* Versions up to 3.16.9 Vulnerable ·TP-Link
  • cpe:2.3:h:tp-link:tl-wr940n_v4:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TP-Link

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-46139
  2. 2026-10-03 Alias added: GHSA-h3c5-f4fm-gc7h

References

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences