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CVE Vulnerability Details :
CVE-2026-1586
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-29 Jan, 2026 | 12:32
Updated At-23 Feb, 2026 | 09:03
Rejected At-
▼CVE Numbering Authority (CNA)
Open5GS SGWC s11-handler.c ogs_gtp2_f_teid_to_ip denial of service

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.

Affected Products
Vendor
n/a
Product
Open5GS
CPEs
  • cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*
Modules
  • SGWC
Versions
Affected
  • 2.7.0
  • 2.7.1
  • 2.7.2
  • 2.7.3
  • 2.7.4
  • 2.7.5
Problem Types
TypeCWE IDDescription
CWECWE-404Denial of Service
Type: CWE
CWE ID: CWE-404
Description: Denial of Service
Metrics
VersionBase scoreBase severityVector
4.06.9MEDIUM
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
3.15.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3.05.3MEDIUM
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2.05.0N/A
AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
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
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Version: 3.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Version: 2.0
Base score: 5.0
Base severity: N/A
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
FrankyLin (VulDB User)
Timeline
EventDate
Advisory disclosed2026-01-29 00:00:00
VulDB entry created2026-01-29 01:00:00
VulDB entry last update2026-02-04 03:14:37
Event: Advisory disclosed
Date: 2026-01-29 00:00:00
Event: VulDB entry created
Date: 2026-01-29 01:00:00
Event: VulDB entry last update
Date: 2026-02-04 03:14:37
Replaced By
Rejected Reason
References
HyperlinkResource
https://vuldb.com/?id.343349
vdb-entry
technical-description
https://vuldb.com/?ctiid.343349
signature
permissions-required
https://vuldb.com/?submit.738375
third-party-advisory
https://github.com/open5gs/open5gs/issues/4273
issue-tracking
https://github.com/open5gs/open5gs/issues/4273#event-21968643659
issue-tracking
https://github.com/open5gs/open5gs/issues/4273#issue-3796030721
exploit
issue-tracking
https://github.com/open5gs/open5gs/
product
Hyperlink: https://vuldb.com/?id.343349
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/?ctiid.343349
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/?submit.738375
Resource:
third-party-advisory
Hyperlink: https://github.com/open5gs/open5gs/issues/4273
Resource:
issue-tracking
Hyperlink: https://github.com/open5gs/open5gs/issues/4273#event-21968643659
Resource:
issue-tracking
Hyperlink: https://github.com/open5gs/open5gs/issues/4273#issue-3796030721
Resource:
exploit
issue-tracking
Hyperlink: https://github.com/open5gs/open5gs/
Resource:
product
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found