CVE-2025-29215: Tenda AX12 v22.03.01.46_CN was discovered to contain a stack overflow via the sub_43fdcc function at /goform/S

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MEDIUM 6.5MITIGATE

CVE-2025-29215 is a medium-severity flaw (CVSS 6.5) affecting ax12 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tenda AX12 v22.03.01.46_CN was discovered to contain a stack overflow via the sub_43fdcc function at /goform/SetNetControlList.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 42%)
CISA exploited list	No
Weakness	CWE-121
Published	2025-03-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tenda

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-03-20 18:15 UTCPublished CVE record published
2026-06-17 09:05 UTCUpdated Record last modified

tenda ax12 firmware MITIGATE

Affected: 22.03.01.46_cn

Fixed in: no fixed release known

Safe to downgrade to: a release before 22.03.01.46_cn

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-29215?

ax12 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-29215 being exploited?

CVE-2025-29215 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-29215 affect?

CVE-2025-29215 affects ax12 firmware. Severity is medium (CVSS 6.5). Tenda AX12 v22.03.01.46_CN was discovered to contain a stack overflow via the sub_43fdcc function at /goform/SetNetControlList.

How urgent is CVE-2025-29215?

Priority 42/100. Public exploit reference

Related CVEs

CVE-2025-29214 HIGH 7.5 MITIGATE Tenda AX12 v22.03.01.46_CN was discovered to contain a stack overflow via the sub_42F69C function at /goform/s
CVE-2024-40503 MEDIUM 6.5 MITIGATE An issue in Tenda AX12 v.16.03.49.18_cn+ allows a remote attacker to cause a denial of service via the Routing
CVE-2024-40412 MEDIUM 6.8 MITIGATE Tenda AX12 v1.0 v22.03.01.46 contains a stack overflow in the deviceList parameter of the sub_42E410 function.
CVE-2024-39963 HIGH 8.0 MITIGATE MITIGATE AX3000 Dual-Band Gigabit Wi-Fi 6 Router AX9 V22.03.01.46 and AX3000 Dual-Band Gigabit Wi-Fi 6 Router AX12 V1.0
CVE-2024-28383 CRITICAL 9.8 MITIGATE Tenda AX12 v1.0 v22.03.01.16 was discovered to contain a stack overflow via the ssid parameter in the sub_431C

References

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