PT-2022-27871 · Tp Link · Tp-Link Tl-Wr740N

Published 2022-12-20 · Updated 2022-12-28 · CVE-2022-46430

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions TP-Link TL-WR740N V1 and V2 versions 3.12.4 and earlier

Description The issue allows authenticated attackers to execute arbitrary code or cause a Denial of Service (DoS) via uploading a crafted firmware image during the firmware update process.

Recommendations For TP-Link TL-WR740N V1 and V2 versions 3.12.4 and earlier, update to a version later than 3.12.4 to resolve the issue. As a temporary workaround, consider restricting access to the firmware update process to minimize the risk of exploitation.

Exploit

Fix

Weakness Enumeration

CWE-494

Related Identifiers

CVE-2022-46430

Affected Products

Tp-Link Tl-Wr740N

References · 7

• 🔥 https://hackmd.io/@slASVrz_SrW7NQCsunofeA/BJxlw2Pwi · Exploit
• https://osv.dev/vulnerability/CVE-2022-46430 · Vendor Advisory
• https://tp-link.com/us/press/security-advisory · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-46430 · Security Note
• https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/BJxlw2Pwi · Note
• https://t.me/cibsecurity/54995 · Telegram Post
• https://t.me/cvenotify/40262 · Telegram Post