CVE-2026-4988

Published: Mar 27, 2026 Last Modified: Mar 28, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,3
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
LOW 3,7
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: low
LOW 2,6
Access Vector: network
Access Complexity: high
Authentication: none
Confidentiality: none
Integrity: none
Availability: partial

Description

AI Translation Available

A security flaw has been discovered in Open5GS 2.7.6. This issue affects the function smf_gx_cca_cb/smf_gy_cca_cb/smf_s6b of the component CCA Message Handler. The manipulation results in denial of service. The attack may be launched remotely. Attacks of this nature are highly complex. The exploitability is assessed as difficult. The exploit has been released to the public and may be used for attacks.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0006
Percentile
0,2th
Updated

EPSS Score Trend (Last 2 Days)

404

Improper Resource Shutdown or Release

Draft
Common Consequences
Security Scopes Affected:
Availability Other Confidentiality
Potential Impacts:
Dos: Resource Consumption (Other) Varies By Context Read Application Data
Applicable Platforms
All platforms may be affected
View CWE Details
https://github.com/open5gs/open5gs/
https://github.com/open5gs/open5gs/issues/4342
https://github.com/open5gs/open5gs/issues/4342#issue-4021772232
https://vuldb.com/?ctiid.353875
https://vuldb.com/?id.353875
https://vuldb.com/?submit.771349