CVE-2020-12244

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Source
https://cve.org/CVERecord?id=CVE-2020-12244
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12244.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-12244
Downstream
Related
Published
2020-05-19T14:15:11.097Z
Modified
2026-05-28T04:05:23.003041626Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "10.0"
                }
            ],
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "31"
                },
                {
                    "last_affected": "32"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "15.0-sp1"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:backports_sle"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "15.1"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:leap"
        }
    ]
}
References

Affected packages

Git / github.com/powerdns/pdns

Affected ranges

Type
GIT
Repo
https://github.com/powerdns/pdns
Events
Introduced
80da1b4773cbdad76755b01c70739059d6f607af
Last affected
f8e019026f5a1eff4b56a90a39c4acac95ae9dc4
Database specific 
{
    "cpe": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "4.1.0"
        },
        {
            "last_affected": "4.3.0"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

auth-4.*
auth-4.2.0-alpha1
auth-4.2.0-beta1
auth-4.2.0-rc1
auth-4.2.0-rc2
auth-4.3.0-alpha1
dnsdist-1.*
dnsdist-1.3.0
dnsdist-1.3.1
dnsdist-1.3.2
dnsdist-1.3.3
dnsdist-1.4.0
dnsdist-1.4.0-alpha1
dnsdist-1.4.0-alpha2
dnsdist-1.4.0-beta1
dnsdist-1.4.0-rc1
dnsdist-1.4.0-rc2
dnsdist-1.4.0-rc3
dnsdist-1.4.0-rc4
dnsdist-1.4.0-rc5
rec-4.*
rec-4.1.0
rec-4.2.0-alpha1
rec-4.2.0-beta1
rec-4.2.0-rc1
rec-4.3.0
rec-4.3.0-alpha1
rec-4.3.0-alpha2
rec-4.3.0-alpha3
rec-4.3.0-beta1
rec-4.3.0-beta2
rec-4.3.0-rc1
rec-4.3.0-rc2

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12244.json"