CVE-2026-124059 Details
Description
A security vulnerability has been detected in TOTOLINK CA300-PoE 6.2c.884. Affected by this vulnerability is the function setWiFiWdsAddConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ApCliKeyStr leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.
A buffer overflow vulnerability has been identified in the TOTOLINK CA300-PoE router, specifically in version 6.2c.884. The issue arises in the 'setWiFiWdsAddConfig' function within the '/cgi-bin/cstecgi.cgi' file. The vulnerability can be exploited remotely by manipulating the 'ApCliKeyStr' argument.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Nov 7, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://lavender-bicycle-a5a.notion.site/TOTOLINK-CA300-PoE-setWiFiWdsAddConfig-3f953a41781f80488243d24703fa0365?source=copy_link | [email protected] | |
| https://vuldb.com/cve/CVE-2026-124059 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/1033756 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/432114 | [email protected] | Content Wall |
| https://vuldb.com/vuln/432114/cti | [email protected] | Content Wall |
| https://www.totolink.net/ | [email protected] | Vendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| TOTOLINK CA300-PoE | 6.2c.884 |
CPE
Remediation
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Change History
1 change record found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 7, 2026 | New CVE Received | [email protected] |