Medium severity · published Aug 14, 2025
CVE-2025-8979
Tenda AC15 Firmware Update check_fw data authenticity
6.6
CVSS
0.4%
EPSS
No
On KEV
Description
A vulnerability was identified in Tenda AC15 15.13.07.13. Affected by this vulnerability is the function check_fw_type/split_fireware/check_fw of the component Firmware Update Handler. The manipulation leads to insufficient verification of data authenticity. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
AC15 · Tenda
15.13.07.13 · source: vendor
AF
Ac15 Firmware · Tenda
15.13.07.13 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-8979
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-8979
Exploit
https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Auth.md
Exploit
https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/AC15_Inte.md
Permissions Required
https://vuldb.com/?ctiid.319975
Third Party Advisory
https://vuldb.com/?id.319975
Third Party Advisory
https://vuldb.com/?submit.628602
Not Applicable
https://vuldb.com/?submit.628603
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