Vulnerability · Published Feb 18, 2022 · Assigned by zdi

CVE-2022-24354

High 8.8

In plain English

A high-severity integer overflow in AC1750 from TP-Link. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)1.8%top 21.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link AC1750 prior to 1.1.4 Build 20211022 rel.59103(5553) routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the NetUSB.ko module. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15835.

Affected products (as reported)

Vendor	Product	Versions
TP-Link	AC1750	prior to 1.1.4 Build 20211022 rel.59103(5553)

Weakness: CWE-190 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://www.zerodayinitiative.com/advisories/ZDI-22-264/ x_refsource_MISC