Ella Core Panics during NAS Authentication Response/Failure with missing IEs in github.com/ellanetworks/core
Ella Core Panics during NAS Authentication Response/Failure with missing IEs in github.com/ellanetworks/core
02 / AFFECTED SOFTWARE
Affected packages
36 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
## Summary Ella Core panics when processing Authentication Response and Authentication Failure NAS message missing IEs. ## Impact 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. ## Fix Added IE presence verification to NAS message handling.
Ella Core Panics during NAS Authentication Response/Failure with missing IEs in github.com/ellanetworks/core
05 / REFERENCES
Further evidence
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33907.json
- 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
- https://nvd.nist.gov/vuln/detail/CVE-2026-33907
- https://github.com/ellanetworks/core