github - ghsa-9fm9-hp7p-53mf

GHSA-9FM9-HP7P-53MF

Vulnerability from github – Published: 2025-05-28 12:30 – Updated: 2025-05-28 16:08

Summary

Hackney fails to properly release HTTP connections to the pool

Details

Hackney fails to properly release HTTP connections to the pool after handling 307 Temporary Redirect responses. Remote attackers can exploit this to exhaust connection pools, causing denial of service in applications using the library. Fix for this issue has been included in 1.24.0 release.

Severity ?

2.3 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Hex",
        "name": "hackney"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.24.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-3864"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-772"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-05-28T16:08:47Z",
    "nvd_published_at": "2025-05-28T12:15:19Z",
    "severity": "LOW"
  },
  "details": "Hackney fails to properly release HTTP connections to the pool after handling 307 Temporary Redirect responses. Remote attackers can exploit this to exhaust connection pools, causing denial of service in applications using the library.\nFix for this issue has been included in\u00a01.24.0 release.",
  "id": "GHSA-9fm9-hp7p-53mf",
  "modified": "2025-05-28T16:08:47Z",
  "published": "2025-05-28T12:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-3864"
    },
    {
      "type": "WEB",
      "url": "https://github.com/benoitc/hackney/issues/717"
    },
    {
      "type": "WEB",
      "url": "https://cert.pl/en/posts/2025/05/CVE-2025-3864"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/benoitc/hackney"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Hackney fails to properly release HTTP connections to the pool"
}

CVE-2025-3864 (GCVE-0-2025-3864)

Vulnerability from cvelistv5 – Published: 2025-05-28 11:19 – Updated: 2025-05-28 13:17 X_Open Source

Title

Connection pool exhaustion in hackney

Summary

Severity ?

2.3 (Low)


                        
                          CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CWE

CWE-772 - Missing Release of Resource after Effective Lifetime

Assigner

CERT-PL

References

URL

Tags

	https://github.com/benoitc/hackney/issues/717	issue-tracking
	https://cert.pl/en/posts/2025/05/CVE-2025-3864/	third-party-advisory

Impacted products

	Vendor	Product	Version
	hackney	hackney	Affected: 0 , < 1.24.0 (semver)

Credits

Michał Majchrowicz, Marcin Wyczechowski, and Paweł Zdunek — members of the AFINE Team

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        "metrics": [
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                "id": "CVE-2025-3864",
                "options": [
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                  },
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                    "Technical Impact": "partial"
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                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-28T13:17:43.365984Z",
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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-9FM9-HP7P-53MF

CVE-2025-3864 (GCVE-0-2025-3864)

Tags

Sightings

Nomenclature