CVE-2026-44475
MEDIUMElla Core: UE Security Capability bypass on NGAP PathSwitchRequest
Title source: cnaDescription
Ella Core is a 5G core designed for private networks. Prior to 1.10.0, Ella Core does not verify the UE Security Capabilities received in NGAP PathSwitchRequest messages against its locally stored values. A malicious gNB can overwrite Ella Core's stored UE security capabilities for any UE with arbitrary values by sending a single crafted PathSwitchRequest. This vulnerability is fixed in 1.10.0.
References (1)
Core 1
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/ellanetworks/core/security/advisories/GHSA-pwfh-mqp3-pqwj
Scores
CVSS v3
6.1
EPSS
0.0015
EPSS Percentile
4.3%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-358
Status
published
Products (2)
ellanetworks/core
0 - 1.10.0Go
ellanetworks/core
< 1.10.0
Published
May 27, 2026
Tracked Since
May 27, 2026