An issue in Tenda AX12 v.16.03.49.18_cn+ allows a remote attacker to cause a denial of…
Priority MEDIUM 62CWE-940Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
An issue in Tenda AX12 v.16.03.49.18_cn+ allows a remote attacker to cause a denial of service via the Routing functionality and ICMP packet handling.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00402 34th 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
- Poc
- 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-40503
- 2026-10-03 Alias added: GHSA-qq7f-h836-rrp8
References
More Tenda Ax12 Firmware vulnerabilities
- TI-2023-27009 Tenda AX12 V22.03.01.46 has been discovered to contain a command injection vulnerability… CVSS 3.1CRITICAL 9.8
- TI-2023-27000 Tenda AX12 V22.03.01.46 has been discovered to contain a command injection vulnerability… CVSS 3.1CRITICAL 9.8
- TI-2023-26996 Tenda AX12 V22.03.01.46 was discovered to contain a stack overflow via the list parameter… CVSS 3.1CRITICAL 9.8
- TI-2022-22733 Tenda AX12 V22.03.01.21_CN was found to have a command injection vulnerability via /goform/setMacFilterCfg function. CVSS 3.1HIGH 8.8
- TI-2022-22141 Tenda AX12 V22.03.01.16_cn is vulnerable to command injection via goform/fast_setting_internet_set. CVSS 3.1HIGH 8.8
- TI-2025-21014 Tenda AX12 v22.03.01.46_CN was discovered to contain a stack overflow via the sub_42F69C… CVSS 3.1HIGH 7.5
Sources
- CVE-2024-40503 · CVE Program
- CVE-2024-40503 · NVD
- FIRST EPSS
- GHSA-qq7f-h836-rrp8 · GitHub Advisory Database · CC BY 4.0
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