Untriaged
Permalink
CVE-2026-4240
5.3 MEDIUM
- CVSS version: 3.1
- Attack vector (AV):
- Attack complexity (AC):
- Privileges required (PR):
- User interaction (UI):
- Scope (S):
- Confidentiality impact (C):
- Integrity impact (I):
- Availability impact (A):
Open5GS CCA smf_s6b_sta_cb denial of service
A vulnerability was determined in Open5GS up to 2.7.6. The affected element is the function smf_gx_cca_cb/smf_gy_cca_cb/smf_s6b_aaa_cb/smf_s6b_sta_cb of the component CCA Handler. This manipulation causes denial of service. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.7.7 is sufficient to fix this issue. Patch name: 80eb484a6ab32968e755e628b70d1a9c64f012ec. Upgrading the affected component is recommended.
References
-
-
-
Submit #771361 | Open5GS MME v2.7.6 Improper Authentication third-party-advisory
-
https://github.com/open5gs/open5gs/issues/4343 issue-tracking
-
Affected products
Open5GS
- ==2.7.4
- ==2.7.6
- ==2.7.1
- ==2.7.3
- ==2.7.2
- ==2.7.5
- ==2.7.7
- ==2.7.0
Matching in nixpkgs
pkgs.open5gs
4G/5G core network components
Package maintainers
-
@Bot-wxt1221 Bot-wxt1221 <3264117476@qq.com>
-
@xddxdd Yuhui Xu <b980120@hotmail.com>