CVE-2026-20449

MEDIUM EPSS 12.9%
Published May 4, 20261mo ago · Modified Jun 17, 20261w ago
6.5 CVSS 3.1
Medium
Find Similar
Published May 4, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01760138; Issue ID: MSV-6148.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
12.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-120

Affected Products 136

VendorProductVersionRange
mediatekmt6763_firmware*any
mediatekmt6763*any
mediatekmt6765_firmware*any
mediatekmt6765*any
mediatekmt6767_firmware*any
mediatekmt6767*any
mediatekmt6768_firmware*any
mediatekmt6768*any
mediatekmt6769_firmware*any
mediatekmt6769*any
mediatekmt6771_firmware*any
mediatekmt6771*any
mediatekmt6779_firmware*any
mediatekmt6779*any
mediatekmt6781_firmware*any
mediatekmt6781*any
mediatekmt6783_firmware*any
mediatekmt6783*any
mediatekmt6785_firmware*any
mediatekmt6785*any
mediatekmt6789_firmware*any
mediatekmt6789*any
mediatekmt6813_firmware*any
mediatekmt6813*any
mediatekmt6815_firmware*any
mediatekmt6815*any
mediatekmt6833_firmware*any
mediatekmt6833*any
mediatekmt6835_firmware*any
mediatekmt6835*any
mediatekmt6853_firmware*any
mediatekmt6853*any
mediatekmt6855_firmware*any
mediatekmt6855*any
mediatekmt6858_firmware*any
mediatekmt6858*any
mediatekmt6873_firmware*any
mediatekmt6873*any
mediatekmt6875_firmware*any
mediatekmt6875*any
mediatekmt6877_firmware*any
mediatekmt6877*any
mediatekmt6878_firmware*any
mediatekmt6878*any
mediatekmt6879_firmware*any
mediatekmt6879*any
mediatekmt6880_firmware*any
mediatekmt6880*any
mediatekmt6883_firmware*any
mediatekmt6883*any
mediatekmt6885_firmware*any
mediatekmt6885*any
mediatekmt6886_firmware*any
mediatekmt6886*any
mediatekmt6889_firmware*any
mediatekmt6889*any
mediatekmt6890_firmware*any
mediatekmt6890*any
mediatekmt6891_firmware*any
mediatekmt6891*any
mediatekmt6893_firmware*any
mediatekmt6893*any
mediatekmt6895_firmware*any
mediatekmt6895*any
mediatekmt6896_firmware*any
mediatekmt6896*any
mediatekmt6897_firmware*any
mediatekmt6897*any
mediatekmt6899_firmware*any
mediatekmt6899*any
mediatekmt6980_firmware*any
mediatekmt6980*any
mediatekmt6983_firmware*any
mediatekmt6983*any
mediatekmt6985_firmware*any
mediatekmt6985*any
mediatekmt6986d_firmware*any
mediatekmt6986d*any
mediatekmt6988_firmware*any
mediatekmt6988*any
mediatekmt2735_firmware*any
mediatekmt2735*any
mediatekmt2737_firmware*any
mediatekmt2737*any
mediatekmt6739_firmware*any
mediatekmt6739*any
mediatekmt6761_firmware*any
mediatekmt6761*any
mediatekmt6762_firmware*any
mediatekmt6762*any
mediatekmt6989_firmware*any
mediatekmt6989*any
mediatekmt6990_firmware*any
mediatekmt6990*any
mediatekmt6991_firmware*any
mediatekmt6991*any
mediatekmt6993_firmware*any
mediatekmt6993*any
mediatekmt8668_firmware*any
mediatekmt8668*any
mediatekmt8673_firmware*any
mediatekmt8673*any
mediatekmt8675_firmware*any
mediatekmt8675*any
mediatekmt8676_firmware*any
mediatekmt8676*any
mediatekmt8678_firmware*any
mediatekmt8678*any
mediatekmt8755_firmware*any
mediatekmt8755*any
mediatekmt8771_firmware*any
mediatekmt8771*any
mediatekmt8775_firmware*any
mediatekmt8775*any
mediatekmt8791_firmware*any
mediatekmt8791*any
mediatekmt8791t_firmware*any
mediatekmt8791t*any
mediatekmt8792_firmware*any
mediatekmt8792*any
mediatekmt8793_firmware*any
mediatekmt8793*any
mediatekmt8795t_firmware*any
mediatekmt8795t*any
mediatekmt8797_firmware*any
mediatekmt8797*any
mediatekmt8798_firmware*any
mediatekmt8798*any
mediatekmt8863_firmware*any
mediatekmt8863*any
mediatekmt8873_firmware*any
mediatekmt8873*any
mediatekmt8883_firmware*any
mediatekmt8883*any
mediatekmt8893_firmware*any
mediatekmt8893*any

References 1

  • corp.mediatek.com https://corp.mediatek.com/product-security-bulletin/May-2026
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.