TI-2022-09636 Aliases CVE-2022-26212 GHSA-7cpm-mx36-wp4r

Totolink A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG…

MEDIUM 47CWE-78Published 2022-03-15 · Updated 2024-08-03

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 A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG V4.1.2cu.5161_B20200903, A800R V4.1.2cu.5137_B20200730, A3000RU V5.9c.5185_B20201128, and A810R V4.1.2cu.5182_B20201026 were discovered to contain a command injection vulnerability in the function setDeviceName, via the deviceMac and deviceName parameters. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

Why it matters now

EPSS 0.02779 86th 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

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 12

CPE	Versions	Role	Vendor
cpe:2.3:o:totolink:a830r_firmware:5.9c.4729_b20191112:::::::*	5.9c.4729_b20191112	Vulnerable	TOTOLINK
cpe:2.3:h:totolink:a830r:-:::::::*	not specified by NVD	Running on	TOTOLINK
cpe:2.3:o:totolink:a3100r_firmware:4.1.2cu.5050_b20200504:::::::*	4.1.2cu.5050_b20200504	Vulnerable	TOTOLINK
cpe:2.3:h:totolink:a3100r:-:::::::*	not specified by NVD	Running on	TOTOLINK
cpe:2.3:o:totolink:a950rg_firmware:4.1.2cu.5161_b20200903:::::::*	4.1.2cu.5161_b20200903	Vulnerable	TOTOLINK
cpe:2.3:h:totolink:a950rg:-:::::::*	not specified by NVD	Running on	TOTOLINK
cpe:2.3:o:totolink:a800r_firmware:4.1.2cu.5137_b20200730:::::::*	4.1.2cu.5137_b20200730	Vulnerable	TOTOLINK
cpe:2.3:h:totolink:a800r:-:::::::*	not specified by NVD	Running on	TOTOLINK
cpe:2.3:o:totolink:a3000ru_firmware:5.9c.5185_b20201128:::::::*	5.9c.5185_b20201128	Vulnerable	TOTOLINK
cpe:2.3:h:totolink:a3000ru:-:::::::*	not specified by NVD	Running on	TOTOLINK

cpe:2.3:o:totolink:a830r_firmware:5.9c.4729_b20191112:*:*:*:*:*:*:* Versions 5.9c.4729_b20191112 Vulnerable ·TOTOLINK
cpe:2.3:h:totolink:a830r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK
cpe:2.3:o:totolink:a3100r_firmware:4.1.2cu.5050_b20200504:*:*:*:*:*:*:* Versions 4.1.2cu.5050_b20200504 Vulnerable ·TOTOLINK
cpe:2.3:h:totolink:a3100r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK
cpe:2.3:o:totolink:a950rg_firmware:4.1.2cu.5161_b20200903:*:*:*:*:*:*:* Versions 4.1.2cu.5161_b20200903 Vulnerable ·TOTOLINK
cpe:2.3:h:totolink:a950rg:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK
cpe:2.3:o:totolink:a800r_firmware:4.1.2cu.5137_b20200730:*:*:*:*:*:*:* Versions 4.1.2cu.5137_b20200730 Vulnerable ·TOTOLINK
cpe:2.3:h:totolink:a800r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK
cpe:2.3:o:totolink:a3000ru_firmware:5.9c.5185_b20201128:*:*:*:*:*:*:* Versions 5.9c.5185_b20201128 Vulnerable ·TOTOLINK
cpe:2.3:h:totolink:a3000ru:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK

Show 2 more CPE

CPE	Versions	Role	Vendor
cpe:2.3:o:totolink:a810r_firmware:4.1.2cu.5182_b20201026:::::::*	4.1.2cu.5182_b20201026	Vulnerable	TOTOLINK
cpe:2.3:h:totolink:a810r:-:::::::*	not specified by NVD	Running on	TOTOLINK

cpe:2.3:o:totolink:a810r_firmware:4.1.2cu.5182_b20201026:*:*:*:*:*:*:* Versions 4.1.2cu.5182_b20201026 Vulnerable ·TOTOLINK
cpe:2.3:h:totolink:a810r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2022-26212
2026-10-03 Alias added: GHSA-7cpm-mx36-wp4r

References

Exploit 1

https://github.com/pjqwudi1/my_vuln/blob/main/totolink/vuln_26/26.md

TI-2025-20692 TOTOLINK A950RG V4.1.2cu.5161_B20200903 was found to contain a pre-auth remote command… CVSS 3.1CRITICAL 9.8
TI-2025-20691 TOTOLINK A830R V4.1.2cu.5182_B20201102 was found to contain a pre-auth remote command… CVSS 3.1CRITICAL 9.8
TI-2025-20690 TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R… CVSS 3.1CRITICAL 9.8
TI-2022-08824 TOTOLink A3000RU V5.9c.2280_B20180512 was discovered to contain a command injection… CVSS 3.1CRITICAL 9.8
TI-2025-04012 TOTOLINK T10/A3100R/A950RG/A800R/N600R/A3000RU/A810R cstecgi.cgi CloudACMunualUpdate buffer overflow CVSS 4.0HIGH 8.7
TI-2025-20689 TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R… CVSS 3.1HIGH 7.3

See all 24 →

Sources

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