CVE-2026-20420
Feb. 3, 2026, 9:25 p.m.
7.5
High
Description
In Modem, there is a possible system crash due to incorrect error handling. 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: MOLY01738313; Issue ID: MSV-5935.
Product(s) Impacted
| Vendor | Product | Versions |
|---|---|---|
| Mediatek |
|
|
Weaknesses
Common security weaknesses mapped to this vulnerability.
CWE-125
Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.
*CPE(s)
Affected systems and software identified for this CVE.
| Type | Vendor | Product | Version | Update | Edition | Language | Software Edition | Target Software | Target Hardware | Other Information |
|---|---|---|---|---|---|---|---|---|---|---|
| o | mediatek | nr15 | - | / | / | / | / | / | / | / |
| o | mediatek | nr16 | - | / | / | / | / | / | / | / |
| o | mediatek | nr17 | - | / | / | / | / | / | / | / |
| o | mediatek | nr17r | - | / | / | / | / | / | / | / |
| h | mediatek | mt2735 | - | / | / | / | / | / | / | / |
| h | mediatek | mt2737 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6813 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6815 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6833 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6835 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6853 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6855 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6858 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6873 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6875 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6877 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6878 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6879 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6880 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6883 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6885 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6886 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6889 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6890 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6891 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6893 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6895 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6896 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6897 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6899 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6980 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6983 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6985 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6986 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6989 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6990 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6991 | - | / | / | / | / | / | / | / |
| h | mediatek | mt6993 | - | / | / | / | / | / | / | / |
| h | mediatek | mt8676 | - | / | / | / | / | / | / | / |
| h | mediatek | mt8791 | - | / | / | / | / | / | / | / |
Tags
CVSS Score
CVSS Data - 3.1
- Attack Vector: NETWORK
- Attack Complexity: LOW
- Privileges Required: NONE
- Scope: UNCHANGED
- Confidentiality Impact: NONE
- Integrity Impact: NONE
- Availability Impact: HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Timeline
Published: Feb. 2, 2026, 9:15 a.m.
Last Modified: Feb. 3, 2026, 9:25 p.m.
Last Modified: Feb. 3, 2026, 9:25 p.m.
Status : Analyzed
CVE has been recently published to the CVE List and has been received by the NVD.
More infoSource
*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.