Vulnerability identifier: #VU66963
Vulnerability risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-190
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
MT6761
Mobile applications /
Mobile firmware & hardware
MT6765
Mobile applications /
Mobile firmware & hardware
MT6768
Mobile applications /
Mobile firmware & hardware
MT6771
Mobile applications /
Mobile firmware & hardware
MT6833
Mobile applications /
Mobile firmware & hardware
MT6879
Mobile applications /
Mobile firmware & hardware
MT6895
Mobile applications /
Mobile firmware & hardware
MT6983
Mobile applications /
Mobile firmware & hardware
MT6779
Hardware solutions /
Firmware
MT6781
Hardware solutions /
Firmware
MT6785
Hardware solutions /
Firmware
MT6853
Hardware solutions /
Firmware
MT6875
Hardware solutions /
Firmware
MT6877
Hardware solutions /
Firmware
MT6885
Hardware solutions /
Firmware
MT6893
Hardware solutions /
Firmware
Vendor: MediaTek
Description
The vulnerability allows a local user to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow in teei. A local user can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
MT6761: All versions
MT6765: All versions
MT6768: All versions
MT6771: All versions
MT6779: All versions
MT6781: All versions
MT6785: All versions
MT6833: All versions
MT6853: All versions
MT6875: All versions
MT6877: All versions
MT6879: All versions
MT6885: All versions
MT6893: All versions
MT6895: All versions
MT6983: All versions
External links
http://corp.mediatek.com/product-security-bulletin/September-2022
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.