github - ghsa-2qmc-ch65-q9cm

ghsa-2qmc-ch65-q9cm

Vulnerability from github

Published

2025-09-18 12:30

Modified

2025-09-18 12:30

Severity ?

3.7 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Details

In some circumstances, when DNSdist is configured to use the nghttp2 library to process incoming DNS over HTTPS queries, an attacker might be able to cause a denial of service by crafting a DoH exchange that triggers an unbounded I/O read loop, causing an unexpected consumption of CPU resources.

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2025-30187"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-835"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-18T10:15:32Z",
    "severity": "LOW"
  },
  "details": "In some circumstances, when DNSdist is configured to use the nghttp2 library to process incoming DNS over HTTPS queries, an attacker might be able to cause a denial of service by crafting a DoH exchange that triggers an unbounded I/O read loop, causing an unexpected consumption of CPU resources.",
  "id": "GHSA-2qmc-ch65-q9cm",
  "modified": "2025-09-18T12:30:26Z",
  "published": "2025-09-18T12:30:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-30187"
    },
    {
      "type": "WEB",
      "url": "https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2025-05.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-30187 (GCVE-0-2025-30187)

Vulnerability from cvelistv5

Published

2025-09-18 09:21

Modified

2025-09-18 14:03

Severity ?

3.7 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE

CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Summary

References

▼	URL	Tags
	https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2025-05.html

Impacted products

	Vendor	Product	Version
	PowerDNS	DNSdist	Version: 1.9.0 ≤ Version: 2.0.0 ≤

Show details on NVD website

JSON

To clipboard

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                  },
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                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-18T13:38:54.571103Z",
                "version": "2.0.3"
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    ],
    "cna": {
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          "defaultStatus": "unaffected",
          "modules": [
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          "packageName": "dnsdnsdist",
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      "metrics": [
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            "attackVector": "NETWORK",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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