PT-2022-27154 · Totolink · Totolink Lr350

Published 2022-11-23 · Updated 2025-04-25 · CVE-2022-44255

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 LR350 version 9.3.5u.6369 B20220309

Description The issue is a pre-authentication buffer overflow in the main function, which can be triggered via long post data.

Recommendations For TOTOLINK LR350 version 9.3.5u.6369 B20220309, consider restricting access to the main function to minimize the risk of exploitation until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2022-44255

Affected Products

Totolink Lr350

References · 6

• 🔥 https://brief-nymphea-813.notion.site/LR350-bof-main-pre-authentication-9475d39331cd4d8bae67c8560ce279b7 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-44255 · Security Note
• https://osv.dev/vulnerability/CVE-2022-44255 · Vendor Advisory
• https://t.me/cvenotify/38332 · Telegram Post
• https://t.me/cibsecurity/53434 · Telegram Post
• https://t.me/cvenotify/119862 · Telegram Post