CVE-2026-33907

脆弱性の種類

Ella Core is a 5G core designed for private networks. Versions prior to 1.7.0 panic when processing Authentication Response and Authentication Failure NAS message missing IEs. An attacker able to send crafted NAS messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required. Version 1.7.0 added IE presence verification to NAS message handling.

影響を受ける製品

• ellanetworks ella_core

参考情報

• https://github.com/ellanetworks/core/commit/52962660e3bd3e23c7e96b0da270ac1e0e705273
• https://github.com/ellanetworks/core/releases/tag/v1.7.0
• https://github.com/ellanetworks/core/security/advisories/GHSA-55q8-2gwx-29pc