CVE-2021-30465

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Source
https://cve.org/CVERecord?id=CVE-2021-30465
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30465.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-30465
Aliases
Downstream
Related
Published
2021-05-27T13:15:08.077Z
Modified
2026-07-08T05:59:23.301451582Z
Severity
  • 8.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
                {
                    "introduced": "33"
                },
                {
                    "last_affected": "33"
                },
                {
                    "introduced": "34"
                },
                {
                    "last_affected": "34"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/opencontainers/runc

Affected ranges

Type
GIT
Repo
https://github.com/opencontainers/runc
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
baf6536d6259209c3edfa2b22237af82942d3dfa
Introduced
04f275d4601ca7e5ff9460cec7f65e8dd15443ec
Last affected
2c7861bc5e1b3e756392236553ec14a78a09f8bf
Fixed
0ca91f44f1664da834bc61115a849b56d22f595f
Database specific 
{
    "source": [
        "CPE_RANGE",
        "CPE_STRING",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "0.1.1"
        },
        {
            "introduced": "1.0.0-rc1"
        },
        {
            "last_affected": "1.0.0-rc1"
        },
        {
            "introduced": "1.0.0-rc10"
        },
        {
            "last_affected": "1.0.0-rc10"
        },
        {
            "introduced": "1.0.0-rc90"
        },
        {
            "last_affected": "1.0.0-rc90"
        },
        {
            "introduced": "1.0.0-rc2"
        },
        {
            "last_affected": "1.0.0-rc2"
        },
        {
            "introduced": "1.0.0-rc3"
        },
        {
            "last_affected": "1.0.0-rc3"
        },
        {
            "introduced": "1.0.0-rc4"
        },
        {
            "last_affected": "1.0.0-rc4"
        },
        {
            "introduced": "1.0.0-rc5"
        },
        {
            "last_affected": "1.0.0-rc5"
        },
        {
            "introduced": "1.0.0-rc6"
        },
        {
            "last_affected": "1.0.0-rc6"
        },
        {
            "introduced": "1.0.0-rc7"
        },
        {
            "last_affected": "1.0.0-rc7"
        },
        {
            "introduced": "1.0.0-rc8"
        },
        {
            "last_affected": "1.0.0-rc8"
        },
        {
            "introduced": "1.0.0-rc9"
        },
        {
            "last_affected": "1.0.0-rc9"
        },
        {
            "introduced": "1.0.0-rc91"
        },
        {
            "last_affected": "1.0.0-rc91"
        },
        {
            "introduced": "1.0.0-rc92"
        },
        {
            "last_affected": "1.0.0-rc92"
        },
        {
            "introduced": "1.0.0-rc93"
        },
        {
            "last_affected": "1.0.0-rc93"
        },
        {
            "introduced": "1.0.0-rc94"
        },
        {
            "last_affected": "1.0.0-rc94"
        }
    ],
    "cpe": [
        "cpe:2.3:a:linuxfoundation:runc:*:*:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc1:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc10:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc90:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc2:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc3:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc4:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc5:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc6:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc7:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc8:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc9:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc91:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc92:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc93:*:*:*:*:*:*",
        "cpe:2.3:a:linuxfoundation:runc:1.0.0:rc94:*:*:*:*:*:*"
    ]
}

Affected versions

1.*
1.0.0-rc1
1.0.0-rc10
1.0.0-rc2
1.0.0-rc3
1.0.0-rc4
1.0.0-rc5
1.0.0-rc6
1.0.0-rc7
1.0.0-rc8
1.0.0-rc9
1.0.0-rc91
1.0.0-rc92
1.0.0-rc93
1.0.0-rc94
v0.*
v0.0.1
v0.0.2
v0.0.3
v0.0.4
v0.0.5
v0.0.6
v0.0.7
v0.0.8
v0.1.0
v0.1.1
v1.*
v1.0.0-rc2
v1.0.0-rc94

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30465.json"