An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the user parameter to /cgi-bin/cstecgi.cgi.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

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Project Subscriptions

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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/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-user-cmd-injection cve-icon cve-icon
History

Thu, 23 Apr 2026 19:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-77
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

Thu, 23 Apr 2026 18:15:00 +0000

Type Values Removed Values Added
Description An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the user parameter to /cgi-bin/cstecgi.cgi.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-23T18:44:56.511Z

Reserved: 2026-03-09T00:00:00.000Z

Link: CVE-2026-31172

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-23T18:16:24.587

Modified: 2026-04-23T19:17:25.460

Link: CVE-2026-31172

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses