CVE-2023-26437

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Source
https://cve.org/CVERecord?id=CVE-2023-26437
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-26437.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-26437
Downstream
Related
Published
2023-04-04T14:37:29.388Z
Modified
2026-07-15T01:48:57.897983034Z
Severity
  • 3.4 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L CVSS Calculator
Summary
Deterred spoofing attempts can lead to authoritative servers being marked unavailable
Details

Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.

Database specific 
{
    "cna_assigner": "OX",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "4.6.5"
                },
                {
                    "last_affected": "4.7.4"
                },
                {
                    "last_affected": "4.8.3"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "fixed": "4.6.5"
                },
                {
                    "fixed": "4.7.4"
                },
                {
                    "fixed": "4.8.3"
                }
            ],
            "source": "DESCRIPTION"
        }
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26437.json"
}
References

Affected packages

Git / github.com/powerdns/pdns

Affected ranges

Type
GIT
Repo
https://github.com/powerdns/pdns
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
cbbfb4f0012eae11d015a5982e53601ac523fa90
Introduced
677a4e8ea8f791d27d2a75c1f3e6486dff11e22f
Fixed
21b255f57931de7c69a0c3b7f4e7e0adb7f50dc3
Introduced
84bc8944539bb9082312c703fb19775ffabc79f9
Fixed
566ad636d52331435705fb3a9c876966e53a4d9d
Database specific 
{
    "cpe": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "4.6.6"
        },
        {
            "introduced": "4.7.0"
        },
        {
            "fixed": "4.7.5"
        },
        {
            "introduced": "4.8.0"
        },
        {
            "fixed": "4.8.4"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

auth-3.*
auth-3.1-rc1
auth-3.1-rc2
auth-3.1-rc3
auth-3.2-rc1
auth-3.2-rc2
auth-3.2-rc3
auth-3.2-rc4
auth-3.4.0
auth-3.4.0-rc1
auth-3.4.0-rc2
auth-4.*
auth-4.0.0
auth-4.0.0-alpha1
auth-4.0.0-alpha2
auth-4.0.0-alpha3
auth-4.0.0-beta1
auth-4.0.0-rc1
auth-4.0.0-rc2
auth-4.0.1
auth-4.1.0
auth-4.1.0-rc1
auth-4.1.0-rc2
auth-4.1.0-rc3
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
auth-4.3.0-beta1
auth-4.3.0-beta2
auth-4.4.0-alpha0
auth-4.4.0-alpha1
auth-4.4.0-alpha2
auth-4.4.0-alpha3
auth-4.4.0-beta1
auth-4.5.0-alpha0
auth-4.5.0-alpha1
auth-4.5.0-beta1
auth-4.6.0-alpha0
auth-4.6.0-alpha1
dnsdist-1.*
dnsdist-1.0.0
dnsdist-1.0.0-alpha1
dnsdist-1.0.0-alpha2
dnsdist-1.0.0-beta1
dnsdist-1.1.0
dnsdist-1.1.0-beta1
dnsdist-1.1.0-beta2
dnsdist-1.2.0
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
dnsdist-1.5.0
dnsdist-1.5.0-alpha1
dnsdist-1.5.0-rc1
dnsdist-1.5.0-rc2
dnsdist-1.5.0-rc3
dnsdist-1.5.0-rc4
dnsdist-1.6.0
dnsdist-1.6.0-alpha0
dnsdist-1.6.0-alpha1
dnsdist-1.6.0-alpha2
dnsdist-1.6.0-alpha3
dnsdist-1.6.0-rc1
dnsdist-1.6.0-rc2
dnsdist-1.7.0-alpha0
dnsdist-1.7.0-alpha1
dnsdist-1.7.0-alpha2
dnsdist-1.7.0-beta1
Other
rec-3-0
rec-3-0-1
rec-3.*
rec-3.0
rec-3.0.1
rec-3.1.4
rec-3.3.1
rec-3.5
rec-3.5-rc1
rec-3.5-rc3
rec-3.5-rc4
rec-3.5-rc5
rec-3.6.0
rec-4.*
rec-4.0.0
rec-4.0.0-alpha1
rec-4.0.0-alpha2
rec-4.0.0-alpha3
rec-4.0.0-beta1
rec-4.0.0-rc1
rec-4.0.1
rec-4.0.2
rec-4.1.0
rec-4.1.0-alpha1
rec-4.1.0-rc1
rec-4.1.0-rc2
rec-4.1.0-rc3
rec-4.2.0-alpha1
rec-4.2.0-beta1
rec-4.2.0-rc1
rec-4.3.0-alpha1
rec-4.3.0-alpha2
rec-4.3.0-alpha3
rec-4.3.0-beta1
rec-4.4.0-alpha0
rec-4.4.0-alpha1
rec-4.4.0-alpha2
rec-4.4.0-beta1
rec-4.5.0-alpha0
rec-4.5.0-alpha1
rec-4.5.0-alpha2
rec-4.5.0-alpha3
rec-4.5.0-beta1
rec-4.6.0
rec-4.6.0-alpha0
rec-4.6.0-alpha1
rec-4.6.0-alpha2
rec-4.6.0-beta1
rec-4.6.0-beta2
rec-4.6.0-rc1
rec-4.6.2
rec-4.6.3
rec-4.6.4
rec-4.6.5
rec-4.7.0
rec-4.7.1
rec-4.7.2
rec-4.7.3
rec-4.7.4
rec-4.8.0
rec-4.8.2
rec-4.8.3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-26437.json"