CVE-2026-8781 Details
Description
A security flaw has been discovered in omec-project amf up to 2.1.3-dev. The impacted element is the function RANConfiguration of the file ngap/handler.go. The manipulation results in null pointer dereference. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 2.2.0 is sufficient to resolve this issue. Upgrading the affected component is recommended. The same pull request fixes multiple security issues.
A null pointer dereference vulnerability has been identified in the OMEC Project AMF control plane function for 5G core networks, specifically in versions through 2.1.3-dev. The issue arises in the NGAP message handling, where a malformed RAN Configuration Update message can be sent to the AMF, leading to a crash. This vulnerability can be exploited remotely, causing a denial-of-service condition by crashing the AMF component.
Upgrading to OMEC Project AMF version 2.2.0 or later addresses this vulnerability. The updated version can be downloaded from the OMEC Project AMF GitHub releases page.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 18, 2026CISA-ADP
Assessed May 18, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/omec-project/amf/ | [email protected] | ProductVendor |
| https://github.com/omec-project/amf/issues/673 | [email protected] | ExploitIssue TrackingRemedyVendor |
| https://github.com/omec-project/amf/pull/666 | [email protected] | Source CodeVendor |
| https://github.com/omec-project/amf/releases/tag/v2.2.0 | [email protected] | Release NotesVendor |
| https://vuldb.com/submit/811653 | [email protected] | Permission Required |
| https://vuldb.com/vuln/364405 | [email protected] | AdvisoryPermission RequiredRemedy |
| https://vuldb.com/vuln/364405/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-404 | Improper Resource Shutdown or Release | [email protected] |
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| omec-project amf | <= 2.1.3-dev (semver) |
CPE
Remediation | |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 18, 2026 | New CVE Received | [email protected] |