#VU102345 Out-of-bounds write in MediaTek products - CVE-2024-20146

Vulnerability identifier: #VU102345

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-20146

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MT2737
Mobile applications / Mobile firmware & hardware
MT3603
Mobile applications / Mobile firmware & hardware
MT6835
Mobile applications / Mobile firmware & hardware
MT6878
Mobile applications / Mobile firmware & hardware
MT6886
Mobile applications / Mobile firmware & hardware
MT6897
Mobile applications / Mobile firmware & hardware
MT6990
Mobile applications / Mobile firmware & hardware
MT7902
Mobile applications / Mobile firmware & hardware
MT7920
Mobile applications / Mobile firmware & hardware
MT7922
Mobile applications / Mobile firmware & hardware
MT8365
Mobile applications / Mobile firmware & hardware
MT8532
Mobile applications / Mobile firmware & hardware
MT8666
Mobile applications / Mobile firmware & hardware
MT8667
Mobile applications / Mobile firmware & hardware
MT8673
Mobile applications / Mobile firmware & hardware
MT8755
Mobile applications / Mobile firmware & hardware
MT8766
Mobile applications / Mobile firmware & hardware
MT8768
Mobile applications / Mobile firmware & hardware
MT8775
Mobile applications / Mobile firmware & hardware
MT8781
Mobile applications / Mobile firmware & hardware
MT8786
Mobile applications / Mobile firmware & hardware
MT8788
Mobile applications / Mobile firmware & hardware
MT8796
Mobile applications / Mobile firmware & hardware
MT8798
Mobile applications / Mobile firmware & hardware
MT8893
Mobile applications / Mobile firmware & hardware
MT8518S

Vendor: MediaTek

Description

The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within wlan. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary code.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

MT2737: All versions

MT3603: All versions

MT6835: All versions

MT6878: All versions

MT6886: All versions

MT6897: All versions

MT6990: All versions

MT7902: All versions

MT7920: All versions

MT7922: All versions

MT8365: All versions

MT8518S: All versions

MT8532: All versions

MT8666: All versions

MT8667: All versions

MT8673: All versions

MT8755: All versions

MT8766: All versions

MT8768: All versions

MT8775: All versions

MT8781: All versions

MT8786: All versions

MT8788: All versions

MT8796: All versions

MT8798: All versions

MT8893: All versions

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External links
https://corp.mediatek.com/product-security-bulletin/January-2025

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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