CVE-2021-45079

In strongSwan before 5.9.5, a malicious responder can send an EAP-Success message too early without actually authenticating the client and (in the case of EAP methods with mutual authentication and EAP-only authentication for IKEv2) even without server authentication.

References

https://www.strongswan.org/blog/2022/01/24/strongswan-vulnerability-%28cve-2021-45079%29.html

Affected packages

Git / github.com/strongswan/strongswan

Affected ranges

Type

GIT

Repo

https://github.com/strongswan/strongswan

Events

Introduced

5fc278edf3795ce7eb2ff11195797f481ede0d77

Fixed

57d6e96943ae583367ae47e08edf1c43013f1bdc

Database specific

{
    "versions": [
        {
            "introduced": "4.1.2"
        },
        {
            "fixed": "5.9.5"
        }
    ]
}

Affected versions

4.*

4.1.10

4.1.11

4.1.2

4.1.3

4.1.4

4.1.5

4.1.6

4.1.7

4.1.8

4.1.9

4.2.0

4.2.1

4.2.10

4.2.11

4.2.12

4.2.13

4.2.14

4.2.2

4.2.3

4.2.4

4.2.5

4.2.6

4.2.7

4.2.8

4.2.9

4.3.0

4.3.1

4.3.2

4.3.3

4.3.4

4.3.5

4.3.5rc1

4.3.6

4.4.0

4.4.1

4.5.0

4.5.1

4.5.2

4.5.3

4.6.0

4.6.1

4.6.2

4.6.3

5.*

5.0.0

5.0.1

5.0.2

5.0.2dr4

5.0.2rc1

5.0.3

5.0.3dr1

5.0.3dr2

5.0.3dr3

5.0.3rc1

5.0.4

5.1.0

5.1.0dr1

5.1.0dr2

5.1.0rc1

5.1.1

5.1.1dr1

5.1.1dr2

5.1.1dr3

5.1.1dr4

5.1.1rc1

5.1.2

5.1.2.dr2

5.1.2dr1

5.1.2dr3

5.1.2rc1

5.1.2rc2

5.1.3

5.1.3dr1

5.1.3rc1

5.2.0

5.2.0dr1

5.2.0dr2

5.2.0dr3

5.2.0dr4

5.2.0dr5

5.2.0dr6

5.2.0rc1

5.2.1

5.2.1dr1

5.2.1rc1

5.2.2

5.2.2dr1

5.2.2rc1

5.3.0

5.3.0dr1

5.3.0rc1

5.3.1

5.3.1dr1

5.3.1rc1

5.3.2

5.3.3

5.3.3dr1

5.3.3dr3

5.3.3dr4

5.3.3dr5

5.3.3dr6

5.3.3rc2

5.3.4

5.3.4dr1

5.3.4dr2

5.3.4dr3

5.3.4rc1

5.3.5

5.4.0

5.4.0dr1

5.4.0dr2

5.4.0dr3

5.4.0dr4

5.4.0dr5

5.4.0dr6

5.4.0dr7

5.4.0dr8

5.4.0rc1

5.4.1dr1

5.4.1dr2

5.4.1dr3

5.4.1dr4

5.5.0

5.5.0dr1

5.5.0rc1

5.5.1

5.5.1dr1

5.5.1dr2

5.5.1dr3

5.5.1dr4

5.5.1dr5

5.5.1rc1

5.5.1rc2

5.5.2

5.5.2dr1

5.5.2dr2

5.5.2dr3

5.5.2dr4

5.5.2dr5

5.5.2dr6

5.5.2dr7

5.5.2rc1

5.5.3

5.5.3dr1

5.5.3dr2

5.6.0

5.6.0dr1

5.6.0dr2

5.6.0dr3

5.6.0dr4

5.6.0rc1

5.6.0rc2

5.6.1

5.6.1dr1

5.6.1dr2

5.6.1dr3

5.6.1rc1

5.6.2

5.6.2dr1

5.6.2dr2

5.6.2dr3

5.6.2dr4

5.6.2rc1

5.6.3

5.6.3dr1

5.6.3dr2

5.6.3rc1

5.7.0

5.7.0dr1

5.7.0dr2

5.7.0dr3

5.7.0dr4

5.7.0dr5

5.7.0dr6

5.7.0dr8

5.7.0rc1

5.7.0rc2

5.7.1

5.7.2

5.7.2dr1

5.7.2dr2

5.7.2dr3

5.7.2dr4

5.7.2rc1

5.8.0

5.8.0dr2

5.8.0rc1

5.8.1

5.8.1dr1

5.8.1rc2

5.8.2

5.8.2dr1

5.8.2dr2

5.8.2rc1

5.8.2rc2

5.8.3

5.8.3rc1

5.8.4

5.9.0

5.9.0dr1

5.9.0dr2

5.9.0rc1

5.9.1

5.9.1dr1

5.9.1rc1

5.9.2

5.9.2dr1

5.9.2dr2

5.9.2rc1

5.9.2rc2

5.9.3

5.9.3dr1

5.9.3dr2

5.9.3dr3

5.9.3dr4

5.9.3rc1

5.9.4

5.9.4dr1

5.9.4dr2

5.9.4dr3

5.9.4rc1

5.9.5dr1

5.9.5dr2

5.9.5dr3

5.9.5dr4

5.9.5rc1

android-2.*

android-2.3.3

android-2.3.3-1

Database specific

unresolved_ranges

[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "10.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "11.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "7.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "8.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "34"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "35"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "14.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "16.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "18.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "20.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "21.10"
            }
        ]
    }
]

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45079.json"