CVE-2025-8799

MEDIUM EPSS 47.4%
Published Aug 10, 202510mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Aug 10, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was identified in Open5GS up to 2.7.5. Affected by this vulnerability is the function amf_npcf_am_policy_control_build_create/amf_nsmf_pdusession_build_create_sm_context of the file src/amf/npcf-build.c of the component AMF. The manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.7.6 is able to address this issue. The patch is named cf63dd63197bf61a4b041aa364ba6a6199ab15e4. It is recommended to upgrade the affected component.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
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/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 None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
47.4% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-404

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* <2.7.6

References 9

  • github.com https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-8799
  • github.com https://github.com/open5gs/open5gs/commit/cf63dd63197bf61a4b041aa364ba6a6199ab15e4
    Patch
  • github.com https://github.com/open5gs/open5gs/issues/3979
    Issue Tracking
  • github.com https://github.com/open5gs/open5gs/issues/3979#issuecomment-3054369376
    Issue Tracking
  • github.com https://github.com/open5gs/open5gs/releases/tag/v2.7.6
    Release Notes
  • github.com https://github.com/user-attachments/files/21104682/5g_amf_crash_ran.zip
    Exploit
  • vuldb.com https://vuldb.com/?ctiid.319327
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.319327
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.626112
    Third Party AdvisoryVDB Entry

Remediation

  • github.com https://github.com/open5gs/open5gs/commit/cf63dd63197bf61a4b041aa364ba6a6199ab15e4
    Patch