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TI-2021-20994 Aliases CVE-2021-46007GHSA-m9r6-6whx-5pgr

totolink a3100r V5.9c.4577 is vulnerable to os command injection.

Priority MEDIUM 47CWE-78Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.

Summary

totolink a3100r V5.9c.4577 is vulnerable to os command injection. The backend of a page is executing the "ping" command, and the input field does not adequately filter special symbols. This can lead to command injection attacks.

Why it matters now

EPSS 0.02591 85th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:totolink:ar3100r_firmware:5.9c.4577:*:*:*:*:*:*:*5.9c.4577VulnerableTOTOLINK
cpe:2.3:h:totolink:ar3100r:-:*:*:*:*:*:*:*not specified by NVDRunning onTOTOLINK
  • cpe:2.3:o:totolink:ar3100r_firmware:5.9c.4577:*:*:*:*:*:*:* Versions 5.9c.4577 Vulnerable ·TOTOLINK
  • cpe:2.3:h:totolink:ar3100r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-46007
  2. 2026-10-03 Alias added: GHSA-m9r6-6whx-5pgr

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences