PT-2026-36767 · Modem · Modem

Published 2026-05-04 · Updated 2026-05-07 · CVE-2026-20449

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Modem (affected versions not specified)

Description A heap buffer overflow in the system can cause a system crash, potentially leading to a remote denial of service. This occurs if a User Equipment (UE) connects to a rogue base station controlled by an attacker. No additional execution privileges or user interaction are required for exploitation.

Recommendations Apply patch MOLY01760138.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2026-20449

Affected Products

Modem

References · 4

• https://corp.mediatek.com/product-security-bulletin/May-2026 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-20449 · Security Note
• https://t.me/cveNotify/161991 · Telegram Post
• https://t.me/cveNotify/162513 · Telegram Post