SUSE update for strongswan
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-45079 |
| CWE-ID | CWE-371 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE Enterprise Storage Operating systems & Components / Operating system SUSE CaaS Platform Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system strongswan-doc Operating systems & Components / Operating system package or component strongswan-libs0-debuginfo Operating systems & Components / Operating system package or component strongswan-libs0 Operating systems & Components / Operating system package or component strongswan-ipsec-debuginfo Operating systems & Components / Operating system package or component strongswan-ipsec Operating systems & Components / Operating system package or component strongswan-hmac Operating systems & Components / Operating system package or component strongswan-debugsource Operating systems & Components / Operating system package or component strongswan-debuginfo Operating systems & Components / Operating system package or component strongswan Operating systems & Components / Operating system package or component |
| Vendor | SUSE |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) State Issues
EUVDB-ID: #VU59994
Risk: High
CVSSv4.0: 6.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2021-45079
CWE-ID:
CWE-371 - State Issues
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass authentication.
The vulnerability exists due to improper handling of EAP-Success messages. A remote attacker can send a specially crafted (early) EAP-Success message to the affected system and bypass authentication or perform a denial of service attack.
Update the affected package strongswan to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP3
SUSE Linux Enterprise High Performance Computing: 15-LTSS - 15-SP1-ESPOS
SUSE Enterprise Storage: 6
SUSE CaaS Platform: 4.0
SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS
strongswan-doc: before 5.8.2-4.17.1
strongswan-libs0-debuginfo: before 5.8.2-4.17.1
strongswan-libs0: before 5.8.2-4.17.1
strongswan-ipsec-debuginfo: before 5.8.2-4.17.1
strongswan-ipsec: before 5.8.2-4.17.1
strongswan-hmac: before 5.8.2-4.17.1
strongswan-debugsource: before 5.8.2-4.17.1
strongswan-debuginfo: before 5.8.2-4.17.1
strongswan: before 5.8.2-4.17.1
CPE2.3- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15-SP1:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15-SP3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-LTSS:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-ESPOS:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP1-LTSS:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_enterprise_storage:6:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_caas_platform:4.0:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:15-LTSS:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP1-BCL:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP1-LTSS:*:*:*:*:*:*:*
- cpe:2.3:a:suse:strongswan-doc:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan-libs0-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan-libs0:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan-ipsec-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan-ipsec:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan-hmac:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan-debugsource:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:strongswan:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2022/suse-su-20220211-1/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
