Vulnerability identifier: #VU87947

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-20039

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MT2731
Mobile applications / Mobile firmware & hardware
MT2735
Mobile applications / Mobile firmware & hardware
MT2737
Mobile applications / Mobile firmware & hardware
MT3967
Mobile applications / Mobile firmware & hardware
MT6297
Mobile applications / Mobile firmware & hardware
MT6298
Mobile applications / Mobile firmware & hardware
MT6739
Mobile applications / Mobile firmware & hardware
MT6761
Mobile applications / Mobile firmware & hardware
MT6762
Mobile applications / Mobile firmware & hardware
MT6762D
Mobile applications / Mobile firmware & hardware
MT6762M
Mobile applications / Mobile firmware & hardware
MT6763
Mobile applications / Mobile firmware & hardware
MT6765
Mobile applications / Mobile firmware & hardware
MT6765T
Mobile applications / Mobile firmware & hardware
MT6767
Mobile applications / Mobile firmware & hardware
MT6768
Mobile applications / Mobile firmware & hardware
MT6769
Mobile applications / Mobile firmware & hardware
MT6769T
Mobile applications / Mobile firmware & hardware
MT6769Z
Mobile applications / Mobile firmware & hardware
MT6771
Mobile applications / Mobile firmware & hardware
MT6783
Mobile applications / Mobile firmware & hardware
MT6785T
Mobile applications / Mobile firmware & hardware
MT6785U
Mobile applications / Mobile firmware & hardware
MT6789
Mobile applications / Mobile firmware & hardware
MT6813
Mobile applications / Mobile firmware & hardware
MT6815
Mobile applications / Mobile firmware & hardware
MT6833
Mobile applications / Mobile firmware & hardware
MT6835
Mobile applications / Mobile firmware & hardware
MT6855
Mobile applications / Mobile firmware & hardware
MT6875T
Mobile applications / Mobile firmware & hardware
MT6879
Mobile applications / Mobile firmware & hardware
MT6880
Mobile applications / Mobile firmware & hardware
MT6886
Mobile applications / Mobile firmware & hardware
MT6890
Mobile applications / Mobile firmware & hardware
MT6895
Mobile applications / Mobile firmware & hardware
MT6895T
Mobile applications / Mobile firmware & hardware
MT6896
Mobile applications / Mobile firmware & hardware
MT6897
Mobile applications / Mobile firmware & hardware
MT6980
Mobile applications / Mobile firmware & hardware
MT6980D
Mobile applications / Mobile firmware & hardware
MT6983
Mobile applications / Mobile firmware & hardware
MT6985
Mobile applications / Mobile firmware & hardware
MT6986
Mobile applications / Mobile firmware & hardware
MT6986D
Mobile applications / Mobile firmware & hardware
MT6989
Mobile applications / Mobile firmware & hardware
MT6990
Mobile applications / Mobile firmware & hardware
MT8666
Mobile applications / Mobile firmware & hardware
MT8667
Mobile applications / Mobile firmware & hardware
MT8673
Mobile applications / Mobile firmware & hardware
MT8675
Mobile applications / Mobile firmware & hardware
MT8676
Mobile applications / Mobile firmware & hardware
MT8765
Mobile applications / Mobile firmware & hardware
MT8766
Mobile applications / Mobile firmware & hardware
MT8768
Mobile applications / Mobile firmware & hardware
MT8781
Mobile applications / Mobile firmware & hardware
MT8786
Mobile applications / Mobile firmware & hardware
MT8788
Mobile applications / Mobile firmware & hardware
MT8791
Mobile applications / Mobile firmware & hardware
MT8791T
Mobile applications / Mobile firmware & hardware
MT8792
Mobile applications / Mobile firmware & hardware
MT8796
Mobile applications / Mobile firmware & hardware
MT8798
Mobile applications / Mobile firmware & hardware
MT6779
Hardware solutions / Firmware
MT6781
Hardware solutions / Firmware
MT6785
Hardware solutions / Firmware
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 remote attacker to execute arbitrary code.

The vulnerability exists due to a missing bounds check within Modem Protocol. 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

MT2731: All versions

MT2735: All versions

MT2737: All versions

MT3967: All versions

MT6297: All versions

MT6298: All versions

MT6739: All versions

MT6761: All versions

MT6762: All versions

MT6762D: All versions

MT6762M: All versions

MT6763: All versions

MT6765: All versions

MT6765T: All versions

MT6767: All versions

MT6768: All versions

MT6769: All versions

MT6769T: All versions

MT6769Z: All versions

MT6771: All versions

MT6779: All versions

MT6781: All versions

MT6783: All versions

MT6785: All versions

MT6785T: All versions

MT6785U: All versions

MT6789: All versions

MT6813: All versions

MT6815: All versions

MT6833: All versions

MT6835: All versions

MT6853: All versions

MT6855: All versions

MT6873: All versions

MT6875: All versions

MT6875T: All versions

MT6877: All versions

MT6879: All versions

MT6880: All versions

MT6883: All versions

MT6885: All versions

MT6886: All versions

MT6889: All versions

MT6890: All versions

MT6891: All versions

MT6893: All versions

MT6895: All versions

MT6895T: All versions

MT6896: All versions

MT6897: All versions

MT6980: All versions

MT6980D: All versions

MT6983: All versions

MT6985: All versions

MT6986: All versions

MT6986D: All versions

MT6989: All versions

MT6990: All versions

MT8666: All versions

MT8667: All versions

MT8673: All versions

MT8675: All versions

MT8676: All versions

MT8765: All versions

MT8766: All versions

MT8768: All versions

MT8781: All versions

MT8786: All versions

MT8788: All versions

MT8791: All versions

MT8791T: All versions

MT8792: All versions

MT8796: All versions

MT8797: All versions

MT8798: All versions

---

External links
http://corp.mediatek.com/product-security-bulletin/April-2024

---

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.