Vulnerability-Lookup

CVE-2013-6401 (GCVE-0-2013-6401)

Vulnerability from cvelistv5 – Published: 2014-03-20 18:00 – Updated: 2024-08-06 17:39

Summary

Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted JSON document.

Severity

No CVSS data available.

CWE

Assigner

redhat redhat root Scorecard

References

4 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1035538	x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-updates/2014-0…	vendor-advisoryx_refsource_SUSE
https://github.com/akheron/jansson/commit/8f80c2d…	x_refsource_CONFIRM
http://comments.gmane.org/gmane.comp.security.oss…	mailing-listx_refsource_MLIST

Date Public

2014-01-14 00:00

Show details on NVD website

JSON

To clipboard

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      "title": "jansson: hash table collisions CPU usage DoS",
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EUVD-2026-108669

European Vulnerability Database identifier assigned by ENISA

Reserved

2026-10-02 06:29

Assigner

ENISA

Alias of

a CVE record, shown under related vulnerabilities. This identifier carries no description, severity or references of its own: they belong to that CVE.

JSON

To clipboard

{
  "assigner": "ENISA",
  "date_reserved": "2026-10-02T06:29:38.773478+00:00",
  "id": "EUVD-2026-108669"
}

FKIE_CVE-2013-6401

Vulnerability from fkie_nvd - Published: 2014-03-21 01:04 - Updated: 2026-06-17 00:00

Severity

Summary

References

	URL	Tags
	secalert@redhat.com	http://comments.gmane.org/gmane.comp.security.oss.general/12099
	secalert@redhat.com	http://lists.opensuse.org/opensuse-updates/2014-03/msg00057.html
	secalert@redhat.com	https://bugzilla.redhat.com/show_bug.cgi?id=1035538
	secalert@redhat.com	https://github.com/akheron/jansson/commit/8f80c2d83808150724d31793e6ade92749b1faa4
	af854a3a-2127-422b-91ae-364da2661108	http://comments.gmane.org/gmane.comp.security.oss.general/12099
	af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-updates/2014-03/msg00057.html
	af854a3a-2127-422b-91ae-364da2661108	https://bugzilla.redhat.com/show_bug.cgi?id=1035538
	af854a3a-2127-422b-91ae-364da2661108	https://github.com/akheron/jansson/commit/8f80c2d83808150724d31793e6ade92749b1faa4

Impacted products

Vendor	Product	Version
jansson_project	jansson	*
jansson_project	jansson	2.0
jansson_project	jansson	2.0.1
jansson_project	jansson	2.1
jansson_project	jansson	2.2
jansson_project	jansson	2.2.1
jansson_project	jansson	2.3
jansson_project	jansson	2.3.1

JSON

To clipboard

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  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
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}

GHSA-QJQ9-RWGX-JJHC

Vulnerability from github – Published: 2022-05-17 04:43 – Updated: 2022-05-17 04:43

Details

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2013-6401"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2014-03-21T01:04:00Z",
    "severity": "MODERATE"
  },
  "details": "Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted JSON document.",
  "id": "GHSA-qjq9-rwgx-jjhc",
  "modified": "2022-05-17T04:43:13Z",
  "published": "2022-05-17T04:43:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2013-6401"
    },
    {
      "type": "WEB",
      "url": "https://github.com/akheron/jansson/commit/8f80c2d83808150724d31793e6ade92749b1faa4"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1035538"
    },
    {
      "type": "WEB",
      "url": "http://comments.gmane.org/gmane.comp.security.oss.general/12099"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-updates/2014-03/msg00057.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

GSD-2013-6401

Vulnerability from gsd - Updated: 2023-12-13 01:22

Details

Aliases

CVE-2013-6401

Aliases

CVE-2013-6401

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2013-6401",
    "description": "Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted JSON document.",
    "id": "GSD-2013-6401",
    "references": [
      "https://www.suse.com/security/cve/CVE-2013-6401.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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        "CVE-2013-6401"
      ],
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      "id": "GSD-2013-6401",
      "modified": "2023-12-13T01:22:19.043626Z",
      "schema_version": "1.4.0"
    }
  },
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                    "version": {
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                          "version_affected": "=",
                          "version_value": "n/a"
                        }
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              },
              "vendor_name": "n/a"
            }
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      },
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          }
        ]
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      "problemtype": {
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      "references": {
        "reference_data": [
          {
            "name": "http://comments.gmane.org/gmane.comp.security.oss.general/12099",
            "refsource": "MISC",
            "url": "http://comments.gmane.org/gmane.comp.security.oss.general/12099"
          },
          {
            "name": "http://lists.opensuse.org/opensuse-updates/2014-03/msg00057.html",
            "refsource": "MISC",
            "url": "http://lists.opensuse.org/opensuse-updates/2014-03/msg00057.html"
          },
          {
            "name": "https://github.com/akheron/jansson/commit/8f80c2d83808150724d31793e6ade92749b1faa4",
            "refsource": "MISC",
            "url": "https://github.com/akheron/jansson/commit/8f80c2d83808150724d31793e6ade92749b1faa4"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1035538",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1035538"
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        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:jansson_project:jansson:2.3:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:jansson_project:jansson:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.4",
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              },
              {
                "cpe23Uri": "cpe:2.3:a:jansson_project:jansson:2.3.1:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
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                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:jansson_project:jansson:2.2:*:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
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                "cpe_name": [],
                "vulnerable": true
              },
              {
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        "problemtype": {
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        "references": {
          "reference_data": [
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              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1035538",
              "refsource": "CONFIRM",
              "tags": [],
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            },
            {
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              "tags": [],
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            },
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              "tags": [],
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            }
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      },
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          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
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          "severity": "MEDIUM",
          "userInteractionRequired": false
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      },
      "lastModifiedDate": "2014-05-23T04:03Z",
      "publishedDate": "2014-03-21T01:04Z"
    }
  }
}

OPENSUSE-SU-2024:10331-1

Vulnerability from csaf_opensuse - Published: 2024-06-15 00:00 - Updated: 2026-09-20 19:56

Summary

libjansson-devel-2.7-1.9 on GA media

Severity

Moderate

Scope

1 vulnerability in this advisory, including CVE-2013-6401.

CVE-2013-6401

Recommended: 12 products

Open the full advisory

UBUNTU-CVE-2013-6401 (CVE-2013-6401)

Vulnerability from osv_ubuntu – Published: 2014-03-21 01:04 – Updated: 2026-04-22 07:37 – Source website

Details

Severity

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2013-6401	REPORT
	http://www.openwall.com/lists/oss-security/2014/02/11/7	REPORT
	https://www.cve.org/CVERecord?id=CVE-2013-6401	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libjansson4",
            "binary_version": "2.5-2ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "jansson",
        "purl": "pkg:deb/ubuntu/jansson@2.5-2ubuntu0.1?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.5-2ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.4-1",
        "2.5-1",
        "2.5-1ubuntu1",
        "2.5-2"
      ]
    }
  ],
  "aliases": [],
  "details": "Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted JSON document.",
  "id": "UBUNTU-CVE-2013-6401",
  "modified": "2026-04-22T07:37:40Z",
  "published": "2014-03-21T01:04:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2013-6401"
    },
    {
      "type": "REPORT",
      "url": "http://www.openwall.com/lists/oss-security/2014/02/11/7"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2013-6401"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2013-6401"
  ]
}

WID-SEC-W-2025-2843

Vulnerability from csaf_certbund - Published: 2025-12-14 23:00 - Updated: 2025-12-14 23:00

Summary

IBM DataPower Gateway (Jansson): Schwachstelle ermöglicht Denial of Service

Severity

Mittel

Scope

1 vulnerability in this advisory, including CVE-2013-6401.

CVE-2013-6401

Known affected: 3 products

Open the full advisory

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.

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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2013-6401 (GCVE-0-2013-6401)

EUVD-2026-108669

FKIE_CVE-2013-6401

GHSA-QJQ9-RWGX-JJHC

GSD-2013-6401

OPENSUSE-SU-2024:10331-1

UBUNTU-CVE-2013-6401 (CVE-2013-6401)

WID-SEC-W-2025-2843

Tags

Sightings

Nomenclature

Related by attack behaviour