CVE-2020-8620

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Source
https://cve.org/CVERecord?id=CVE-2020-8620
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-8620.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-8620
Downstream
Related
Published
2020-08-21T21:15:12.090Z
Modified
2026-04-11T12:35:11.117487Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In BIND 9.15.6 -> 9.16.5, 9.17.0 -> 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:isc:bind:9.11.21:s1:*:*:supported_preview:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "9.11.21-s1"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:isc:bind:9.9.13:s1:*:*:supported_preview:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "9.9.13-s1"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "12.04"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "16.04"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "18.04"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "15.1"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "15.2"
                }
            ]
        }
    ]
}
References

Affected packages

Git / gitlab.isc.org/isc-projects/bind9

Affected ranges

Type
GIT
Repo
https://gitlab.isc.org/isc-projects/bind9
Events
Introduced
fa2f16db89ddfb54c4a0e10d103a521e2fda2e0b
Last affected
c00b4586ab21960bc2b13989f77ea8465e989187
Introduced
04ca7cc4b6993f47ea61852c759d047c83be7b3f
Last affected
079e9baebe7d2b42610b9d7bdc0f8a5f78bbe2d5
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
470cee7071b278e016ae94cd403dbc13689d3444
Last affected
617639b7cc40ba9eb6fde2d98099726d50da812e
Database specific 
{
    "source": "CPE_FIELD",
    "cpe": [
        "cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*",
        "cpe:2.3:a:isc:bind:9.9.12:s1:*:*:supported_preview:*:*:*",
        "cpe:2.3:a:isc:bind:9.11.3:s1:*:*:supported_preview:*:*:*"
    ],
    "extracted_events": [
        {
            "introduced": "9.15.6"
        },
        {
            "last_affected": "9.16.5"
        },
        {
            "introduced": "9.17.0"
        },
        {
            "last_affected": "9.17.3"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "9.9.12-s1"
        },
        {
            "last_affected": "9.11.3-s1"
        }
    ]
}

Affected versions

v9.*
v9.10.0a1
v9.10.0a2
v9.10.0b1
v9.10.0b2
v9.10.0rc1
v9.11.0
v9.11.0a1
v9.11.0a2
v9.11.0a3
v9.11.0b1
v9.11.0b2
v9.11.0b3
v9.11.0rc1
v9.11.0rc2
v9.11.0rc3
v9.11.1
v9.11.1b1
v9.11.1rc1
v9.11.1rc2
v9.11.1rc3
v9.11.2b1
v9.11.2rc1
v9.11.3b1
v9.12.0a1
v9.12.0b1
v9.12.0b2
v9.12.0rc1
v9.13.0
v9.13.2
v9.13.3
v9.13.4
v9.13.5
v9.13.6
v9.15.0
v9.15.2
v9.15.3
v9.15.4
v9.15.7
v9.15.8
v9.16.0
v9.16.5
v9.17.3
v9.5.0a1
v9.5.0a2
v9.5.0a3
v9.5.0a4
v9.5.0a5
v9.5.0a6
v9.7.0a1
v9.9.0
v9.9.0rc3
v9.9.0rc4
v9.9.1
v9.9.10
v9.9.10b1
v9.9.10rc1
v9.9.10rc2
v9.9.10rc3
v9.9.11b1
v9.9.11rc1
v9.9.12b1
v9.9.2b1
v9.9.2rc1
v9.9.3
v9.9.3b1
v9.9.3b2
v9.9.3rc1
v9.9.3rc2
v9.9.4
v9.9.4b1
v9.9.4rc2
v9.9.5
v9.9.5b1
v9.9.5rc1
v9.9.5rc2
v9.9.6
v9.9.6b1
v9.9.6b2
v9.9.6rc1
v9.9.6rc2
v9.9.7
v9.9.7b1
v9.9.7rc1
v9.9.7rc2
v9.9.8
v9.9.8b1
v9.9.8rc1
v9.9.9
v9.9.9b1
v9.9.9b2
v9.9.9rc1

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-8620.json"