CVE-2021-44247 — CRITICAL (9.8)

Vulnerability Description

Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain command injection vulnerability in the function setNoticeCfg. This vulnerability allows attackers to execute arbitrary commands via the IpFrom parameter.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A720R Firmware	4.1.5cu.470_b20200911
Totolink	A720R	-
Totolink	A830R Firmware	5.9c.4729_b20191112
Totolink	A830R	-
Totolink	A3100R Firmware	4.1.2cu.5050_b20200504
Totolink	A3100R	-

Related Weaknesses (CWE)

CWE-77

References

https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_1/1.mdExploitThird Party Advisory
https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_1/1.mdExploitThird Party Advisory

FAQ

What is CVE-2021-44247?

CVE-2021-44247 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain command injection vulnerability in the function setNoticeCfg. T...

How severe is CVE-2021-44247?

CVE-2021-44247 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-44247?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A720R Firmware, Totolink A720R, Totolink A830R Firmware, Totolink A830R, Totolink A3100R Firmware.