Description
A weakness has been identified in Tenda AC23 16.03.07.52. This affects the function sscanf of the file /goform/PowerSaveSet. Executing a manipulation of the argument Time can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.
Affected products
tenda: ac23 firmware; tenda: ac23
References6
- github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflo… ExploitThird Party Advisory
- github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflo… ExploitThird Party Advisory
- vuldb.com/?ctiid.339683 Permissions RequiredVDB Entry
- vuldb.com/?id.339683 Third Party AdvisoryVDB Entry
- vuldb.com/?submit.731772 Third Party AdvisoryVDB Entry
- www.tenda.com.cn/ Product
Metrics
- CVSS 3.1
-
9.8
CRITICAL
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
7.4
HIGH
Score source: CNA
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 3% percentile: 89 · as of 11 November 2026
- CWE
- CWE-119CWE-120
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.