github - ghsa-4wg5-gmxh-4r2r

GHSA-4WG5-GMXH-4R2R

Vulnerability from github – Published: 2023-04-04 15:30 – Updated: 2025-02-13 18:31

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.

Severity ?

5.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-26437"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-04-04T15:15:00Z",
    "severity": "MODERATE"
  },
  "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.",
  "id": "GHSA-4wg5-gmxh-4r2r",
  "modified": "2025-02-13T18:31:28Z",
  "published": "2023-04-04T15:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-26437"
    },
    {
      "type": "WEB",
      "url": "https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-26437 (GCVE-0-2023-26437)

Vulnerability from cvelistv5 – Published: 2023-04-04 14:37 – Updated: 2025-02-13 16:44

Title

Deterred spoofing attempts can lead to authoritative servers being marked unavailable

Summary

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.

Severity ?

3.4 (Low)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L

CWE

Denial of service

Assigner

References

URL

Tags

	https://docs.powerdns.com/recursor/security-advis…
	https://lists.fedoraproject.org/archives/list/pac…
	https://lists.fedoraproject.org/archives/list/pac…

Impacted products

	Vendor	Product	Version
	PowerDNS	Recursor	Affected: 0 , ≤ 4.6.5 (range) Affected: 0 , ≤ 4.7.4 (range) Affected: 0 , ≤ 4.8.3 (range)

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            "url": "https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.html"
          },
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              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/"
          },
          {
            "tags": [
              "x_transferred"
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        ],
        "title": "CVE Program Container"
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        "metrics": [
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                "id": "CVE-2023-26437",
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                    "Exploitation": "none"
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                "role": "CISA Coordinator",
                "timestamp": "2025-02-13T16:31:03.424425Z",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-4WG5-GMXH-4R2R

CVE-2023-26437 (GCVE-0-2023-26437)

Tags

Sightings

Nomenclature