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Vulnerability IntelligenceCVE-2026-4974

CVE-2026-4974

HIGH8.8

Tenda AC7 POST Request SetSysTimeCfg fromSetSysTime memory corruption

Published Mar 27, 2026

Modified 1 months ago

Details

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.

References

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

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

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

https://vuldb.com/?submit.778207

https://www.cve.org/CVERecord?id=CVE-2026-4974

https://www.tenda.com.cn/

CVSS Analysis

CVSS v4.0

8.7

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Vulnerable System

Vuln. Confidentiality

HighVC:H

Vuln. Integrity

HighVI:H

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

8.7/CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Weakness Type (CWE)

Memory Safety

Buffer Overflow

Other

Ecosystems

Timeline

PublishedMar 27, 2026

ModifiedMar 31, 2026

CVE-2026-4974 | Mondoo Vulnerability Intelligence