CVE-2026-4974

Tenda AC7 POST Request SetSysTimeCfg fromSetSysTime memory corruption

Published: Mar 27, 2026Updated: Mar 30, 2026 Sources: CVE List NVDCWE-119

8.8HIGH

Description

A flaw has been found in Tenda AC7 15.03.06.44. Affected by this issue is the function fromSetSysTime of the file /goform/SetSysTimeCfg of the component POST Request Handler. Executing a manipulation of the argument Time can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-119 CWE-121 CWE-787

Affected Products

Tenda

commercial·CN

ac7 firmware

Networking Infrastructure

AC7

Networking Infrastructure

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

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References

https://lavender-bicycle-a5a.notion.site/Tenda-AC7-fromSetSysTime-32153a41781f801c95b0f8a53eaa9a1f?source=copy_link

lavender-bicycle-a5a.notion.site

https://vuldb.com/?ctiid.353861

vuldb.com

https://vuldb.com/?id.353861

vuldb.com

and 2 more references View all →

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