CVE-2026-7583

Summary

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsf_sess_find_by_ipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected Software

VendorProductVersion RangeStatus
n/aOpen5GS2.7.0affected
n/aOpen5GS2.7.1affected
n/aOpen5GS2.7.2affected
n/aOpen5GS2.7.3affected
n/aOpen5GS2.7.4affected
n/aOpen5GS2.7.5affected
n/aOpen5GS2.7.6affected
n/aOpen5GS2.7.7affected

Weaknesses

  • CWE-404: Denial of Service

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References