PT-2022-11732 · Totolink · Totolink Ex1200T

Published 2022-06-03 · Updated 2023-08-08 · CVE-2021-42888

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions TOTOLINK EX1200T version 4.1.2cu.5215

Description The issue is a remote command injection vulnerability in the setLanguageCfg function of the global.so file. This vulnerability allows an attacker to control the langType variable to launch an attack.

Recommendations For TOTOLINK EX1200T version 4.1.2cu.5215, consider disabling the setLanguageCfg function until a patch is available to prevent exploitation. Restrict access to the global.so file to minimize the risk of attack. Avoid using the langType variable in the affected function until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-42888

Affected Products

Totolink Ex1200T

References · 5

• 🔥 https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_langtype_rce.md · Exploit
• https://osv.dev/vulnerability/CVE-2021-42888 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-42888 · Security Note
• https://t.me/cvenotify/31095 · Telegram Post
• https://t.me/cibsecurity/43817 · Telegram Post