CVE-2025-11356

Tenda AC23 SetStaticRouteCfg sscanf buffer overflow

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Published Oct 7, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
A vulnerability was found in Tenda AC23 up to 16.03.07.52. Affected by this issue is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:o:tenda:ac23_firmware:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Tenda ac23 Firmware
CPEs cpe:2.3:h:tenda:ac23:-:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac23_firmware:16.03.07.52:*:*:*:*:*:*:*
Vendors & Products Tenda ac23 Firmware
Type Values Removed Values Added
First Time appeared Tenda
Tenda ac23
Vendors & Products Tenda
Tenda ac23
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}
Type Values Removed Values Added
Description A vulnerability was found in Tenda AC23 up to 16.03.07.52. Affected by this issue is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used.
Title Tenda AC23 SetStaticRouteCfg sscanf buffer overflow
Weaknesses CWE-119
CWE-120
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 8.7, 'vector': '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'}
Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Feb 24, 2026, 6:47 AM
Reserved
Oct 6, 2025, 6:33 AM

View source JSON

Updated
Oct 7, 2025, 6:13 PM

JSON

Status
Analyzed
Published
Oct 7, 2025, 7:15 AM
Modified
Oct 8, 2026, 10:10 PM

View source JSON

No data.

Updated
Oct 8, 2025, 1:38 PM

JSON