CVE-2025-1893

MEDIUM EPSS 50.3%
Published Mar 4, 20251y ago · Modified Jun 17, 20261w ago
5.3 CVSS 4.0
Medium
Find Similar
Published Mar 4, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was found in Open5GS up to 2.7.2. It has been declared as problematic. Affected by this vulnerability is the function gmm_state_authentication of the file src/amf/gmm-sm.c of the component AMF. The manipulation leads to denial of service. The attack can be launched remotely. This vulnerability allows a single UE to crash the AMF, resulting in the complete loss of mobility and session management services and causing a network-wide outage. All registered UEs will lose connectivity, and new registrations will be blocked until the AMF is restarted, leading to a high availability impact. The exploit has been disclosed to the public and may be used. The patch is named e31e9965f00d9c744a7f728497cb4f3e97744ee8. It is recommended to apply a patch to fix this issue.

CVSS Details

Base Score
5.3
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
50.3% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-404

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* ≤2.7.2

References 7

  • github.com https://github.com/open5gs/open5gs/commit/e31e9965f00d9c744a7f728497cb4f3e97744ee8
    Patch
  • github.com https://github.com/open5gs/open5gs/issues/3707
    ExploitIssue Tracking
  • github.com https://github.com/open5gs/open5gs/issues/3707#issue-2833194192
    ExploitIssue Tracking
  • github.com https://github.com/open5gs/open5gs/issues/3707#issuecomment-2639620554
    ExploitIssue Tracking
  • vuldb.com https://vuldb.com/?ctiid.298411
    Permissions Required
  • vuldb.com https://vuldb.com/?id.298411
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?submit.505952
    Third Party Advisory

Remediation

  • github.com https://github.com/open5gs/open5gs/commit/e31e9965f00d9c744a7f728497cb4f3e97744ee8
    Patch