Vulnerability-Lookup

ubuntu-cve-2025-9624

Vulnerability from osv_ubuntu

Published

2025-11-25 20:16

Modified

2025-12-17 17:18

Summary

Details

A vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex query_string inputs. This issue affects all OpenSearch versions between 3.0.0 and < 3.3.0 and OpenSearch < 2.19.4.

Severity

8.3 (High)


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

7.5 (High)


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

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2025-9624	REPORT
	https://www.cve.org/CVERecord?id=CVE-2025-9624	REPORT
	https://fluidattacks.com/advisories/chick	REPORT
	https://opensearch.org/blog/explore-opensearch-3-3/	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libopensearch-java",
            "binary_version": "2.4.1+dfsg-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "opensearch",
        "purl": "pkg:deb/ubuntu/opensearch@2.4.1+dfsg-2?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.4.1+dfsg-2"
      ]
    }
  ],
  "aliases": [],
  "details": "A vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex query_string inputs. This issue affects all OpenSearch versions between 3.0.0 and \u003c 3.3.0 and OpenSearch \u003c 2.19.4.",
  "id": "UBUNTU-CVE-2025-9624",
  "modified": "2025-12-17T17:18:12Z",
  "published": "2025-11-25T20:16:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-9624"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-9624"
    },
    {
      "type": "REPORT",
      "url": "https://fluidattacks.com/advisories/chick"
    },
    {
      "type": "REPORT",
      "url": "https://opensearch.org/blog/explore-opensearch-3-3/"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H",
      "type": "CVSS_V4"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2025-9624"
  ]
}

CVE-2025-9624 (GCVE-0-2025-9624)

Vulnerability from cvelistv5 – Published: 2025-11-25 19:43 – Updated: 2025-12-15 14:04

Title

OpenSearch 3.2.0 - Nested Boolean/Disjunction asymmetric DoS

Summary

Severity

8.3 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-674 - Uncontrolled Recursion

Assigner

Fluid Attacks

References

3 references

URL	Tags
https://fluidattacks.com/advisories/chick	third-party-advisory
https://github.com/opensearch-project/OpenSearch/…	patchrelease-notes
https://github.com/opensearch-project/OpenSearch/…	patchrelease-notes

Impacted products

1 product

Vendor	Product	Version
OpenSearch	OpenSearch	Affected: 3.0.0 , < 3.3.0 (custom) Affected: 1.0.0 , < 2.19.4 (custom)

Credits

Camilo Vera

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-9624",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-11-25T20:59:30.519025Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-25T21:03:21.722Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "platforms": [
            "Windows",
            "MacOS",
            "Linux"
          ],
          "product": "OpenSearch",
          "vendor": "OpenSearch",
          "versions": [
            {
              "lessThan": "3.3.0",
              "status": "affected",
              "version": "3.0.0",
              "versionType": "custom"
            },
            {
              "lessThan": "2.19.4",
              "status": "affected",
              "version": "1.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:opensearch:opensearch:*:*:windows:*:*:*:*:*",
                  "versionEndExcluding": "3.3.0",
                  "versionStartIncluding": "3.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:opensearch:opensearch:*:*:macos:*:*:*:*:*",
                  "versionEndExcluding": "3.3.0",
                  "versionStartIncluding": "3.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:opensearch:opensearch:*:*:linux:*:*:*:*:*",
                  "versionEndExcluding": "3.3.0",
                  "versionStartIncluding": "3.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:opensearch:opensearch:*:*:windows:*:*:*:*:*",
                  "versionEndExcluding": "2.19.4",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:opensearch:opensearch:*:*:macos:*:*:*:*:*",
                  "versionEndExcluding": "2.19.4",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:opensearch:opensearch:*:*:linux:*:*:*:*:*",
                  "versionEndExcluding": "2.19.4",
                  "versionStartIncluding": "1.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "OR"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Camilo Vera"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003e\u003c/p\u003e\u003cp\u003eA vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex \u003cstrong\u003equery_string\u003c/strong\u003e inputs.\u003c/p\u003e\u003cp\u003e\u003c/p\u003e\u003cp\u003eThis issue affects all OpenSearch versions between 3.0.0 and \u0026lt; 3.3.0 and OpenSearch \u0026lt; 2.19.4.\u003cbr\u003e\u003c/p\u003e"
            }
          ],
          "value": "A vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex query_string inputs.\n\n\n\nThis issue affects all OpenSearch versions between 3.0.0 and \u003c 3.3.0 and OpenSearch \u003c 2.19.4."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-227",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-227 Sustained Client Engagement"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.3,
            "baseSeverity": "HIGH",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-674",
              "description": "CWE-674 Uncontrolled Recursion",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-15T14:04:03.148Z",
        "orgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869",
        "shortName": "Fluid Attacks"
      },
      "references": [
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://fluidattacks.com/advisories/chick"
        },
        {
          "tags": [
            "patch",
            "release-notes"
          ],
          "url": "https://github.com/opensearch-project/OpenSearch/releases/tag/3.3.0"
        },
        {
          "tags": [
            "patch",
            "release-notes"
          ],
          "url": "https://github.com/opensearch-project/OpenSearch/releases/tag/2.19.4"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "OpenSearch 3.2.0 - Nested Boolean/Disjunction asymmetric DoS",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869",
    "assignerShortName": "Fluid Attacks",
    "cveId": "CVE-2025-9624",
    "datePublished": "2025-11-25T19:43:40.330Z",
    "dateReserved": "2025-08-28T19:08:18.437Z",
    "dateUpdated": "2025-12-15T14:04:03.148Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

ubuntu-cve-2025-9624

Vulnerability from osv_ubuntu

CVE-2025-9624 (GCVE-0-2025-9624)

Tags

Sightings

Nomenclature