CVE-2025-57218: Tenda AC10 v4.0 firmware v16.03.10.09_multi_TDE01 was discovered to contain a stack overflow via the security_

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MEDIUM 5.3REMOTEMITIGATE

CVE-2025-57218 is a medium-severity flaw (CVSS 5.3) affecting ac10 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tenda AC10 v4.0 firmware v16.03.10.09_multi_TDE01 was discovered to contain a stack overflow via the security_5g parameter in the function sub_46284C.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-121
Published	2025-08-28
Last modified	2026-09-26

Publisher (CNA): MITRE · Vendor: tenda

Last updated 2026-09-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-28 18:15 UTCPublished CVE record published
2026-09-26 00:10 UTCUpdated Record last modified

tenda ac10 firmware MITIGATE

Affected: 16.03.10.09_multi_tde01

Fixed in: no fixed release known

Safe to downgrade to: a release before 16.03.10.09_multi_tde01

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-2025-57218?

ac10 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-57218 being exploited?

CVE-2025-57218 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-2025-57218 affect?

CVE-2025-57218 affects ac10 firmware. Severity is medium (CVSS 5.3). Tenda AC10 v4.0 firmware v16.03.10.09_multi_TDE01 was discovered to contain a stack overflow via the security_5g parameter in the function sub_46284C.

How urgent is CVE-2025-57218?

Priority 41/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-12622 HIGH 8.8 MITIGATE A vulnerability was determined in Tenda AC10 16.03.10.13
CVE-2025-67073 CRITICAL 9.8 MITIGATE A Buffer overflow vulnerability in function fromAdvSetMacMtuWan of bin httpd in Tenda AC10V4.0 V16.03.10.20 al
CVE-2025-67074 MEDIUM 6.5 MITIGATE A Buffer overflow vulnerability in function fromAdvSetMacMtuWan of bin httpd in Tenda AC10V4.0 V16.03.10.20 al
CVE-2025-57220 MEDIUM 5.3 MITIGATE An input validation flaw in the 'ate' service of Tenda AC10 v4.0 firmware v16.03.10.09_multi_TDE01 to escalate
CVE-2026-5548 HIGH 8.8 MITIGATE A vulnerability was found in Tenda AC10 16.03.10.10_multi_TDE01

References

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