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TI-2023-23550 Aliases CVE-2023-43885GHSA-j2vx-8xmx-87hp

Missing error handling in the HTTP server component of Tenda RX9 Pro Firmware…

Priority LOW 36CWE-862Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-862.

Summary

Missing error handling in the HTTP server component of Tenda RX9 Pro Firmware V22.03.02.20 allows authenticated attackers to arbitrarily lock the device.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00652 51st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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:tenda:rx9_pro_firmware:22.03.02.10:*:*:*:*:*:*:*22.03.02.10VulnerableTenda
cpe:2.3:h:tenda:rx9_pro:-:*:*:*:*:*:*:*not specified by NVDRunning onTenda
  • cpe:2.3:o:tenda:rx9_pro_firmware:22.03.02.10:*:*:*:*:*:*:* Versions 22.03.02.10 Vulnerable ·Tenda
  • cpe:2.3:h:tenda:rx9_pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-43885
  2. 2026-10-03 Alias added: GHSA-j2vx-8xmx-87hp
  3. 2026-10-14 EPSS moved to the 50th–90th percentile

References

Exploit 1

  • TI-2024-09528 Tenda RX9/RX9 Pro SetNetControlList sub_4337EC stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2024-09527 Tenda RX9/RX9 Pro SetVirtualServerCfg sub_42EA38 stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2024-09526 Tenda RX9/RX9 Pro SetStaticRouteCfg sub_42EEE0 stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2022-18309 Tenda RX9_Pro V22.03.02.10 is vulnerable to Buffer Overflow via httpd/SetNetControlList CVSS 3.1CRITICAL 9.8
  • TI-2022-18308 Tenda RX9_Pro V22.03.02.10 is vulnerable to Buffer Overflow via httpd/setIPv6Status. CVSS 3.1CRITICAL 9.8
  • TI-2022-18307 Tenda RX9_Pro V22.03.02.10 is vulnerable to Buffer Overflow via httpd/setMacFilterCfg. CVSS 3.1CRITICAL 9.8
See all 8 →

Sources

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