Fedora EPEL 8 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
 Fedora
Operating systems & Components / Operating system

strongswan
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

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

Description

The 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.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 8

strongswan: before 5.9.5-2.el8

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2022-1ba918cfc7


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.



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