CVE-2025-6887

A vulnerability was found in Tenda AC5 15.03.06.47 and classified as critical. Affected by this issue is some unknown functionality of the file /goform/SetSysTimeCfg. The manipulation of the argument time/timeZone leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://lavender-bicycle-a5a.notion.site/Tenda-AC5-fromSetSysTime_time-21d53a41781f8002bdb3fe8344d6fd8c?source=copy_link	Exploit Third Party Advisory
https://lavender-bicycle-a5a.notion.site/Tenda-AC5-fromSetSysTime_timeZone-21d53a41781f8021ae2fd2ac639f1b3f?source=copy_link	Exploit Third Party Advisory
https://vuldb.com/?ctiid.314366	Permissions Required VDB Entry
https://vuldb.com/?id.314366	Third Party Advisory VDB Entry
https://vuldb.com/?submit.603788	Third Party Advisory VDB Entry
https://vuldb.com/?submit.603789	Third Party Advisory VDB Entry
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ac5_firmware:15.03.06.47:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac5:1.0:*:*:*:*:*:*:*

History

01 Jul 2025, 16:42

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-30 05:15

Updated : 2025-07-01 16:42

NVD link : CVE-2025-6887

Mitre link : CVE-2025-6887

CVE.ORG link : CVE-2025-6887

JSON object : View

Products Affected

tenda

ac5_firmware
ac5

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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