Vulnerability identifier: #VU73080

Vulnerability risk: Low

CVSSv3.1: 2 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-20107

CWE-ID: CWE-190

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
MT9011
Mobile applications / Mobile firmware & hardware
MT9215
Mobile applications / Mobile firmware & hardware
MT9216
Mobile applications / Mobile firmware & hardware
MT9220
Mobile applications / Mobile firmware & hardware
MT9221
Mobile applications / Mobile firmware & hardware
MT9255
Mobile applications / Mobile firmware & hardware
MT9256
Mobile applications / Mobile firmware & hardware
MT9266
Mobile applications / Mobile firmware & hardware
MT9269
Mobile applications / Mobile firmware & hardware
MT9285
Mobile applications / Mobile firmware & hardware
MT9286
Mobile applications / Mobile firmware & hardware
MT9288
Mobile applications / Mobile firmware & hardware
MT9600
Mobile applications / Mobile firmware & hardware
MT9602
Mobile applications / Mobile firmware & hardware
MT9610
Mobile applications / Mobile firmware & hardware
MT9611
Mobile applications / Mobile firmware & hardware
MT9612
Mobile applications / Mobile firmware & hardware
MT9613
Mobile applications / Mobile firmware & hardware
MT9615
Mobile applications / Mobile firmware & hardware
MT9617
Mobile applications / Mobile firmware & hardware
MT9629
Mobile applications / Mobile firmware & hardware
MT9630
Mobile applications / Mobile firmware & hardware
MT9631
Mobile applications / Mobile firmware & hardware
MT9632
Mobile applications / Mobile firmware & hardware
MT9636
Mobile applications / Mobile firmware & hardware
MT9638
Mobile applications / Mobile firmware & hardware
MT9639
Mobile applications / Mobile firmware & hardware
MT9650
Mobile applications / Mobile firmware & hardware
MT9652
Mobile applications / Mobile firmware & hardware
MT9666
Mobile applications / Mobile firmware & hardware
MT9669
Mobile applications / Mobile firmware & hardware
MT9670
Mobile applications / Mobile firmware & hardware
MT9675
Mobile applications / Mobile firmware & hardware
MT9685
Mobile applications / Mobile firmware & hardware
MT9686
Mobile applications / Mobile firmware & hardware
MT9688
Mobile applications / Mobile firmware & hardware

Vendor: MediaTek

Description

The vulnerability allows a local privileged application to perform service disruption.

The vulnerability exists due to an integer overflow within subtitle service. A local privileged application can perform service disruption.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

MT9011: All versions

MT9215: All versions

MT9216: All versions

MT9220: All versions

MT9221: All versions

MT9255: All versions

MT9256: All versions

MT9266: All versions

MT9269: All versions

MT9285: All versions

MT9286: All versions

MT9288: All versions

MT9600: All versions

MT9602: All versions

MT9610: All versions

MT9611: All versions

MT9612: All versions

MT9613: All versions

MT9615: All versions

MT9617: All versions

MT9629: All versions

MT9630: All versions

MT9631: All versions

MT9632: All versions

MT9636: All versions

MT9638: All versions

MT9639: All versions

MT9650: All versions

MT9652: All versions

MT9666: All versions

MT9669: All versions

MT9670: All versions

MT9675: All versions

MT9685: All versions

MT9686: All versions

MT9688: All versions

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External links
http://corp.mediatek.com/product-security-bulletin/May-2022

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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.