CVE Catalog

CVE-2026-20449

MediumCVSS 6.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.22%

13th percentile - higher than 13% of all known CVEs

Summary

In Modem, a heap buffer overflow may cause a system crash. This could lead to remote denial of service if a UE connects to a rogue base station controlled by the attacker, with no additional execution privileges or user interaction needed. Patch ID: MOLY01760138.

Risk Assessment

An attacker can remotely crash the modem and cause loss of connectivity, affecting service availability. The risk applies to devices connecting to untrusted base stations.

Recommendation

Apply the vendor-provided patch MOLY01760138. Avoid connecting to untrusted networks and enable system updates.

Other vulnerabilities in Modem

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Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS