A flaw has been found in aligungr UERANSIM up to 3.3.0. This affects the function DecodePlainMmMessage in the library src/lib/nas/encode.cpp of the component nr-gnb. Executing a manipulation can lead to uncaught exception. The attack can be launched remotely. The exploit has been published and may be used. This patch is called 1ae9bf2062b57595dbcbc4bc1d0a0ccf06815bac. It is best practice to apply a patch to resolve this issue.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Aligungr Subscribe
Ueransim Subscribe

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://gist.github.com/centauruszzz/f729edf89aa32ae3cfe4865c71ad1102 cve-icon cve-icon
https://github.com/aligungr/UERANSIM/ cve-icon cve-icon
https://github.com/aligungr/UERANSIM/commit/1ae9bf2062b57595dbcbc4bc1d0a0ccf06815bac cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-101035 cve-icon cve-icon
https://vuldb.com/submit/926089 cve-icon cve-icon
https://vuldb.com/vuln/410903 cve-icon cve-icon
https://vuldb.com/vuln/410903/cti cve-icon cve-icon
History

Mon, 28 Sep 2026 09:45:00 +0000

Type Values Removed Values Added
Description A flaw has been found in aligungr UERANSIM up to 3.3.0. This affects the function DecodePlainMmMessage in the library src/lib/nas/encode.cpp of the component nr-gnb. Executing a manipulation can lead to uncaught exception. The attack can be launched remotely. The exploit has been published and may be used. This patch is called 1ae9bf2062b57595dbcbc4bc1d0a0ccf06815bac. It is best practice to apply a patch to resolve this issue.
Title aligungr UERANSIM nr-gnb encode.cpp DecodePlainMmMessage uncaught exception
First Time appeared Aligungr
Aligungr ueransim
Weaknesses CWE-248
CPEs cpe:2.3:a:aligungr:ueransim:*:*:*:*:*:*:*:*
Vendors & Products Aligungr
Aligungr ueransim
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-28T09:30:09.922Z

Reserved: 2026-09-27T14:15:16.089Z

Link: CVE-2026-101035

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-28T10:16:42.453

Modified: 2026-09-28T10:16:42.453

Link: CVE-2026-101035

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-28T10:30:15Z

Weaknesses