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CVE-2022-40864

Tenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function...

9.8 Critical

Tenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function setSmartPowerManagement with the request /goform/PowerSaveSet

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.62%Up 0.7 points since Sep 24, 2022
90%50%10%1%

What each source reports

NVD Score used 9.8

Tenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function setSmartPowerManagement with the request /goform/PowerSaveSet

Record
CVE-2022-40864
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
CVE List 9.8

Tenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function setSmartPowerManagement with the request /goform/PowerSaveSet

Record
CVE-2022-40864
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
EUVDEUVD-2022-44121 9.8

Tenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function setSmartPowerManagement with the request /goform/PowerSaveSet

Record
EUVD-2022-44121
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-5fp5-vv6c-j2hj 9.8

Tenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function...

Tenda AC15 and AC18 routers V15.03.05.19 contain stack overflow vulnerabilities in the function setSmartPowerManagement with the request /goform/PowerSaveSet

Record
GHSA-5fp5-vv6c-j2hj
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-40864 is a critical vulnerability (CVSS 9.8) in Tendacn Ac15 Firmware, published September 23, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.62%, the 76th percentile. No source names a fixed version.

References

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