PT-2022-2078 · Tp Link · Tp-Link Tl-Wr902Ac

Published 2022-02-10 · Updated 2022-03-03 · CVE-2022-25074

Positive Technologies (AI Summary)

CVSS v3.1

10

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 TP-Link TL-WR902AC(US) V3 191209 routers

Description The issue is related to a stack overflow in the DM Fillobjbystr() function, which allows unauthenticated attackers to execute arbitrary code. This is due to a buffer overflow when recording data in memory, enabling an attacker to perform unauthorized actions.

Recommendations For TP-Link TL-WR902AC(US) V3 191209 routers, as a temporary workaround, consider disabling the DM Fillobjbystr() function 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

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-121

CWE-119

Related Identifiers

BDU:2022-01905

CVE-2022-25074

Affected Products

Tp-Link Tl-Wr902Ac

References · 6

• 🔥❌ https://github.com/EPhaha/IOT_vuln/tree/main/TP-Link/TL-WR902AC · Exploit, Deleted
• https://nvd.nist.gov/vuln/detail/CVE-2022-25074 · Security Note
• https://bdu.fstec.ru/vul/2022-01905 · Security Note
• https://osv.dev/vulnerability/CVE-2022-25074 · Vendor Advisory
• https://t.me/cibsecurity/38008 · Telegram Post
• https://t.me/cvenotify/27722 · Telegram Post