PT-2022-11883 · Totolink · Totolink Ex300 V2

Published 2022-03-30 · Updated 2022-04-05 · CVE-2021-43663

Positive Technologies (AI Summary)

CVSS v2.0

7.9

High

Base vector

AV:A/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions totolink EX300 v2 version 4.0.3c.140 B20210429

Description A command injection issue was found in the cloudupdate check component, which could potentially be exploited.

Recommendations For version 4.0.3c.140 B20210429, consider restricting access to the cloudupdate check component until a patch is available. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

CVE-2021-43663

Affected Products

Totolink Ex300 V2

References · 3

• 🔥 https://github.com/chibataiki/iot-vuls/blob/main/totolink/command-injection1.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-43663 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43663 · Vendor Advisory