CVE-2020-12823

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Source
https://cve.org/CVERecord?id=CVE-2020-12823
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12823.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-12823
Downstream
Related
Published
2020-05-12T18:15:13.473Z
Modified
2026-05-28T04:04:49.520656114Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

OpenConnect 8.09 has a buffer overflow, causing a denial of service (application crash) or possibly unspecified other impact, via crafted certificate data to getcertname in gnutls.c.

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "8.0"
                }
            ],
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "vendor_product": "debian:debian_linux"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "30"
                },
                {
                    "last_affected": "31"
                },
                {
                    "last_affected": "32"
                }
            ],
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "vendor_product": "fedoraproject:fedora"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "15.1"
                },
                {
                    "last_affected": "15.2"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "opensuse:leap",
            "cpes": [
                "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*"
            ]
        }
    ]
}
References

Affected packages

Git / github.com/openconnect/openconnect

Affected ranges

Type
GIT
Repo
https://github.com/openconnect/openconnect
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
946ebe7fbb124877f86dbca88dcdcfb889f7058f
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "8.09"
        }
    ],
    "cpe": "cpe:2.3:a:infradead:openconnect:8.09:*:*:*:*:*:*:*",
    "source": "CPE_STRING"
}

Affected versions

v0.*
v0.90
v0.91
v0.92
v0.93
v0.94
v0.95
v0.96
v0.97
v0.98
v0.99
v1.*
v1.00
v1.10
v1.20
v1.30
v1.40
v2.*
v2.00
v2.01
v2.10
v2.11
v2.12
v2.20
v2.21
v2.22
v2.23
v2.24
v2.25
v2.26
v3.*
v3.00
v3.01
v3.02
v3.10
v3.11
v3.12
v3.13
v3.14
v3.15
v3.16
v3.17
v3.18
v3.19
v3.20
v3.99
v4.*
v4.00
v4.01
v4.02
v4.03
v4.04
v4.05
v4.06
v4.07
v4.99
v5.*
v5.00
v5.01
v5.02
v5.03
v5.99
v6.*
v6.00
v7.*
v7.00
v7.01
v7.02
v7.03
v7.04
v7.05
v7.06
v7.07
v7.08
v8.*
v8.00
v8.01
v8.02
v8.03
v8.04
v8.05
v8.06
v8.07
v8.08
v8.09

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12823.json"