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TI-2023-23953 Aliases CVE-2023-44447GHSA-8g78-hrv2-4qx3

Authentication bypass by spoofing in TP-Link TL-WR902AC

Priority LOW 30CWE-290Published · Updated

Key facts

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

Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-290.

Summary

TP-Link TL-WR902AC loginFs Improper Authentication Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of TP-Link TL-WR902AC routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the httpd service, which listens on TCP port 80 by default. The issue results from improper authentication. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-21529.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00588 48th 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
TP-LinkTL-WR902ACTL-WR902AC(EU)_V1_170628—No fix listedCNA
  • TL-WR902AC VendorTP-Link Affected TL-WR902AC(EU)_V1_170628 Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:o:tp-link:tl-wr902ac_firmware:231025:*:*:*:*:*:*:*231025VulnerableTP-Link
cpe:2.3:o:tp-link:tl-wr902ac_firmware:231027:*:*:*:*:*:*:*231027VulnerableTP-Link
cpe:2.3:h:tp-link:tl-wr902ac:1:*:*:*:*:*:*:*1Running onTP-Link
  • cpe:2.3:o:tp-link:tl-wr902ac_firmware:231025:*:*:*:*:*:*:* Versions 231025 Vulnerable ·TP-Link
  • cpe:2.3:o:tp-link:tl-wr902ac_firmware:231027:*:*:*:*:*:*:* Versions 231027 Vulnerable ·TP-Link
  • cpe:2.3:h:tp-link:tl-wr902ac:1:*:*:*:*:*:*:* Versions 1 Running on ·TP-Link

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-44447
  2. 2026-10-03 Alias added: GHSA-8g78-hrv2-4qx3

References

Advisory 1

  • TI-2023-27456 Authentication bypass by spoofing in TP-Link TL-WR841N KEVCVSS 3.1MEDIUM 6.5
  • TI-2022-23847 TP-Link TL-WR902AC devices through V3 0.9.1 allow remote authenticated attackers to… CVSS 3.1HIGH 8.8
  • TI-2022-08823 TP-Link TL-WR902AC(US)_V3_191209 routers were discovered to contain a stack overflow in… CVSS 3.1CRITICAL 9.8
  • TI-2023-18330 OS command injection in TP-Link TL-WR802N CVSS 3.1HIGH 8.8
  • TI-2023-27457 Stack-based buffer overflow in TP-Link TL-WR902AC CVSS 3.0MEDIUM 6.8

Sources

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