EUVD-2026-12433

| CVE-2026-4240 MEDIUM
2026-03-16 [email protected]
5.3
CVSS 3.1
Share

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 16, 2026 - 14:30 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 14:30 euvd
EUVD-2026-12433
CVE Published
Mar 16, 2026 - 14:20 nvd
MEDIUM 5.3

Tags

Denial Of Service

Description

A vulnerability was determined in Open5GS up to 2.7.6. The affected element is the function smf_gx_cca_cb/smf_gy_cca_cb/smf_s6b_aaa_cb/smf_s6b_sta_cb of the component CCA Handler. This manipulation causes denial of service. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.7.7 is sufficient to fix this issue. Patch name: 80eb484a6ab32968e755e628b70d1a9c64f012ec. Upgrading the affected component is recommended.

Analysis

Denial of service in Open5GS through version 2.7.6 affects the CCA Handler component's callback functions, allowing unauthenticated remote attackers to crash the service. Public exploit code is available for this vulnerability. …

Sign in for full analysis, threat intelligence, and remediation guidance.

Remediation

Within 30 days: Identify affected systems running Open5GS and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Sign in for detailed remediation steps.

Full analysis requires sign-in

Get intelligence summaries, risk assessment, exploit details, threat intel, and remediation guidance.

Sign in - Free

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +26
POC: 0

Share

EUVD-2026-12433 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy