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TI-2023-21584 Aliases CVE-2023-40848GHSA-v869-vf8m-2r78

Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin is vulnerable to Buffer Overflow via the function "sub_7D858."

Priority MEDIUM 50CWE-787Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin is vulnerable to Buffer Overflow via the function "sub_7D858."

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00682 52nd 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
Yes
Technical impact
Total

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:ac6_firmware:15.03.05.16:*:*:*:*:*:*:*15.03.05.16VulnerableTenda
cpe:2.3:h:tenda:ac6:1.0:*:*:*:*:*:*:*1.0Running onTenda
  • cpe:2.3:o:tenda:ac6_firmware:15.03.05.16:*:*:*:*:*:*:* Versions 15.03.05.16 Vulnerable ·Tenda
  • cpe:2.3:h:tenda:ac6:1.0:*:*:*:*:*:*:* Versions 1.0 Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-40848
  2. 2026-10-03 Alias added: GHSA-v869-vf8m-2r78

References

Advisory 1

  • TI-2025-20961 Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the formSetSpeedWan function. CVSS 3.1CRITICAL 9.8
  • TI-2023-20197 Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0… CVSS 3.1CRITICAL 9.8
  • TI-2023-20196 Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC6 V2.0 V15.03.06.23, AC7 V1.0… CVSS 3.1CRITICAL 9.8
  • TI-2023-20193 Tenda AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, F1203 V2.0.1.6, AC5 V1.0… CVSS 3.1CRITICAL 9.8
  • TI-2023-20191 Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0… CVSS 3.1CRITICAL 9.8
  • TI-2023-20109 Buffer Overflow vulnerability in Tenda Ac19 v.1.0, AC18, AC9 v.1.0, AC6 v.2.0 and v.1.0… CVSS 3.1CRITICAL 9.8
See all 107 →

Sources

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