A vulnerability has been found in TOTOLINK A3300R 17.0.0cu.557_B20221024. The impacted element is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. Such manipulation of the argument enable leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00077.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Totolink
  • A3300r

No data.

No data.

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Vendors Products
Totolink
  • A3300r
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setSyslogCfg.md cve-icon cve-icon
https://vuldb.com/?ctiid.329931 cve-icon cve-icon
https://vuldb.com/?id.329931 cve-icon cve-icon
https://vuldb.com/?submit.673727 cve-icon cve-icon
https://www.totolink.net/ cve-icon cve-icon
History

Mon, 27 Oct 2025 22:30:00 +0000

Type Values Removed Values Added
First Time appeared Totolink
Totolink a3300r
Vendors & Products Totolink
Totolink a3300r

Mon, 27 Oct 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 27 Oct 2025 10:15:00 +0000

Type Values Removed Values Added
Description A vulnerability has been found in TOTOLINK A3300R 17.0.0cu.557_B20221024. The impacted element is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. Such manipulation of the argument enable leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Title TOTOLINK A3300R POST Parameter cstecgi.cgi setSyslogCfg stack-based overflow
Weaknesses CWE-119
CWE-121
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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2025-10-27T20:13:58.026Z

Reserved: 2025-10-26T05:37:43.950Z

Link: CVE-2025-12260

cve-icon Vulnrichment

Updated: 2025-10-27T20:13:55.548Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-27T10:15:38.803

Modified: 2025-10-27T13:19:49.063

Link: CVE-2025-12260

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-27T22:04:01Z