CVE-2026-51614: n/a
Description
Incorrect access control in the getAccessDeviceCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain access-device policy and client state information via sending a crafted POST request to /cgi-bin/cstecgi.cgi.
CVSS v3.1
Score 4.3medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from improper access control in the getAccessDeviceCfg function of TOTOLINK T6 firmware 4.1.5cu.748_B20211015. An unauthenticated attacker can exploit this flaw by sending a specially crafted POST request to the /cgi-bin/cstecgi.cgi endpoint, which results in unauthorized disclosure of access-device policy and client state information. The CVSS v3.1 base score is 4.3, indicating a medium impact primarily due to confidentiality loss without integrity or availability impact. No known exploits are reported in the wild, and no vendor advisory or patch information is currently available.
Potential Impact
An attacker without any privileges can obtain sensitive configuration details related to access-device policies and client states. This information disclosure could aid in further reconnaissance or targeted attacks but does not directly affect system integrity or availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict network access to the affected device's management interfaces and monitor for suspicious POST requests to /cgi-bin/cstecgi.cgi if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-06-08T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6a91e402acd9273b4942e67f
Added to database: 08/28/2026, 19:39:46 UTC
Last enriched: 09/07/2026, 14:23:26 UTC
Last updated: 10/11/2026, 06:48:17 UTC
Views: 23
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