Description
A vulnerability was found in aligungr UERANSIM up to 3.3.0. This affects the function ULInformationTransfer of the file src/gnb/rrc/handler.cpp of the component nr-gnb. Performing a manipulation of the argument dedicatedNASMessage results in memory corruption. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| aligungr | UERANSIM | 3.0, 3.1, 3.2, 3.3.0 | — |
References
- VDB-410842 | aligungr UERANSIM nr-gnb handler.cpp ULInformationTransfer memory corruption vdb-entry technical-description
- VDB-410842 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-100892 | CVE Analysis and Report third-party-advisory
- Submit #917313 | UERAMSIM UERANSIM nr-gnb <=3.3.0 Denial-of-Servic third-party-advisory
- https://gist.github.com/centauruszzz/c69a6bd152f45d9ca8db981f7da34bed exploit