#VU86134 Improper input validation in MediaTek products - CVE-2024-20003

Vulnerability identifier: #VU86134

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-20003

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
MT2735
Mobile applications / Mobile firmware & hardware
MT6297
Mobile applications / Mobile firmware & hardware
MT6833
Mobile applications / Mobile firmware & hardware
MT6855
Mobile applications / Mobile firmware & hardware
MT6875T
Mobile applications / Mobile firmware & hardware
MT6880
Mobile applications / Mobile firmware & hardware
MT6890
Mobile applications / Mobile firmware & hardware
MT8675
Mobile applications / Mobile firmware & hardware
MT8791
Mobile applications / Mobile firmware & hardware
MT8791T
Mobile applications / Mobile firmware & hardware
MT6853
Hardware solutions / Firmware
MT6873
Hardware solutions / Firmware
MT6875
Hardware solutions / Firmware
MT6877
Hardware solutions / Firmware
MT6883
Hardware solutions / Firmware
MT6885
Hardware solutions / Firmware
MT6889
Hardware solutions / Firmware
MT6891
Hardware solutions / Firmware
MT6893
Hardware solutions / Firmware
MT8797
Hardware solutions / Firmware

Vendor: MediaTek

Description

The vulnerability allows a local application to perform service disruption.

The vulnerability exists due to an improper input validation within Modem NL1. A local application can perform service disruption.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

MT2735: All versions

MT6297: All versions

MT6833: All versions

MT6853: All versions

MT6855: All versions

MT6873: All versions

MT6875: All versions

MT6875T: All versions

MT6877: All versions

MT6880: All versions

MT6883: All versions

MT6885: All versions

MT6889: All versions

MT6890: All versions

MT6891: All versions

MT6893: All versions

MT8675: All versions

MT8791: All versions

MT8791T: All versions

MT8797: All versions

---

External links
https://corp.mediatek.com/product-security-bulletin/February-2024

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.