CVE-2024-8225: A vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.20

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HIGH 8.8MITIGATE

CVE-2024-8225 is a high-severity flaw (CVSS 8.8) affecting g3 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.20. Affected is the function formSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument sysTimePolicy leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-121, CWE-787
Published	2024-08-27
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: tenda

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

Am I affected?

Timeline

2024-08-27 23:15 UTCPublished CVE record published
2026-06-17 08:22 UTCUpdated Record last modified

tenda g3 firmware MITIGATE

Affected: 15.11.0.20

Fixed in: no fixed release known

Safe to downgrade to: a release before 15.11.0.20

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-2024-8225?

g3 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-8225 being exploited?

CVE-2024-8225 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-2024-8225 affect?

CVE-2024-8225 affects g3 firmware. Severity is high (CVSS 8.8). A vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.20. Affected is the function formSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument sysTimePolicy leads to stack-based buffer overf

How urgent is CVE-2024-8225?

Priority 53/100. High severity; Public exploit reference

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References

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