CVE-2026-1586

MEDIUM EPSS 39.6%
Published Jan 29, 20265mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Jan 29, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago

Description

A flaw has been found in Open5GS up to 2.7.5. Impacted is the function ogs_gtp2_f_teid_to_ip of the file /sgwc/s11-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack may be performed from remote. The exploit has been published and may be used. It is advisable to implement a patch to correct this issue. The issue report is flagged as already-fixed.

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
39.6% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-404

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* <2.7.6

References 7

  • github.com https://github.com/open5gs/open5gs/
  • github.com https://github.com/open5gs/open5gs/issues/4273
    ExploitIssue TrackingVendor Advisory
  • github.com https://github.com/open5gs/open5gs/issues/4273#event-21968643659
    ExploitIssue TrackingVendor Advisory
  • github.com https://github.com/open5gs/open5gs/issues/4273#issue-3796030721
    ExploitIssue TrackingVendor Advisory
  • vuldb.com https://vuldb.com/?ctiid.343349
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.343349
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.738375
    ExploitThird Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.