Vulnerability-Lookup

FKIE_CVE-2023-5969

Vulnerability from fkie_nvd - Published: 2023-11-06 16:15 - Updated: 2026-06-17 06:49

Severity

5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Summary

Mattermost fails to properly sanitize the request to /api/v4/redirect_location allowing an attacker, sending a specially crafted request to /api/v4/redirect_location, to fill up the memory due to caching large items.

References

	URL	Tags
	responsibledisclosure@mattermost.com	https://mattermost.com/security-updates	Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://mattermost.com/security-updates	Vendor Advisory

Impacted products

Vendor	Product	Version
mattermost	mattermost	*
mattermost	mattermost	*
mattermost	mattermost	*
mattermost	mattermost	9.0.0

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
            {
              "lessThanOrEqual": "7.8.11",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "8.0.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "8.1.2",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "9.0.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "7.8.12"
            },
            {
              "status": "unaffected",
              "version": "8.0.4"
            },
            {
              "status": "unaffected",
              "version": "8.1.3"
            },
            {
              "status": "unaffected",
              "version": "9.0.1"
            }
          ]
        }
      ],
      "source": "responsibledisclosure@mattermost.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9A8DD228-69E5-4BD3-8BF4-0BFDA61F9951",
              "versionEndIncluding": "7.8.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "154F3427-98C1-4D4F-BFA7-499E2FE8AEED",
              "versionEndIncluding": "8.0.3",
              "versionStartIncluding": "8.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "19AC73DE-98C1-4653-BB69-C8ECB0E51D54",
              "versionEndIncluding": "8.1.2",
              "versionStartIncluding": "8.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost:9.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "4AEE8D64-761C-4223-B100-D5D6DFF8E331",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Mattermost fails to properly sanitize the request to\u00a0/api/v4/redirect_location allowing an\u00a0attacker,\u00a0sending a specially crafted request to /api/v4/redirect_location,\u00a0to fill up the memory due to caching large items.\n\n"
    },
    {
      "lang": "es",
      "value": "Mattermost no puede sanitizar adecuadamente la solicitud a /api/v4/redirect_location, lo que permite que un atacante env\u00ede una solicitud especialmente manipulada a /api/v4/redirect_location para llenar la memoria debido al almacenamiento en cach\u00e9 de elementos grandes."
    }
  ],
  "id": "CVE-2023-5969",
  "lastModified": "2026-06-17T06:49:46.057",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "responsibledisclosure@mattermost.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-5969",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-04T13:21:56.442988Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-11-06T16:15:42.987",
  "references": [
    {
      "source": "responsibledisclosure@mattermost.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://mattermost.com/security-updates"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://mattermost.com/security-updates"
    }
  ],
  "sourceIdentifier": "responsibledisclosure@mattermost.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "responsibledisclosure@mattermost.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2023-5969 (GCVE-0-2023-5969)

Vulnerability from cvelistv5 – Published: 2023-11-06 15:48 – Updated: 2024-09-17 13:07

Title

Denial of Service via Link Preview in /api/v4/redirect_location

Summary

Severity

5.3 (Medium)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-04 13:21 UTC

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

Mattermost mitre root Scorecard

References

1 reference

URL	Tags
https://mattermost.com/security-updates

Impacted products

1 product

Vendor	Product	Version
Mattermost	Mattermost	Affected: 0 , ≤ 7.8.11 (semver) Affected: 0 , ≤ 8.0.3 (semver) Affected: 0 , ≤ 8.1.2 (semver) Affected: 0 , ≤ 9.0.0 (semver) Unaffected: 7.8.12 Unaffected: 8.0.4 Unaffected: 8.1.3 Unaffected: 9.0.1

Credits

vultza (vultza)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T08:14:25.131Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://mattermost.com/security-updates"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-5969",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-04T13:21:56.442988Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-17T13:07:28.847Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
            {
              "lessThanOrEqual": "7.8.11",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "8.0.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "8.1.2",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "9.0.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "7.8.12"
            },
            {
              "status": "unaffected",
              "version": "8.0.4"
            },
            {
              "status": "unaffected",
              "version": "8.1.3"
            },
            {
              "status": "unaffected",
              "version": "9.0.1"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "vultza (vultza)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eMattermost fails to properly sanitize the request to\u0026nbsp;/api/v4/redirect_location allowing an\u0026nbsp;attacker,\u0026nbsp;\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003esending a specially crafted request to /api/v4/redirect_location,\u0026nbsp;\u003c/span\u003eto fill up the memory due to caching large items.\u003c/p\u003e"
            }
          ],
          "value": "Mattermost fails to properly sanitize the request to\u00a0/api/v4/redirect_location allowing an\u00a0attacker,\u00a0sending a specially crafted request to /api/v4/redirect_location,\u00a0to fill up the memory due to caching large items.\n\n"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-400",
              "description": "CWE-400 Uncontrolled Resource Consumption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-11-06T15:48:23.590Z",
        "orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
        "shortName": "Mattermost"
      },
      "references": [
        {
          "url": "https://mattermost.com/security-updates"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eUpdate Mattermost Server to versions 7.8.12, 8.0.4, 8.1.3, 9.0.1 or higher.\u003c/p\u003e"
            }
          ],
          "value": "Update Mattermost Server to versions 7.8.12, 8.0.4, 8.1.3, 9.0.1 or higher.\n\n"
        }
      ],
      "source": {
        "advisory": "MMSA-2023-00240",
        "defect": [
          "https://mattermost.atlassian.net/browse/MM-54218"
        ],
        "discovery": "EXTERNAL"
      },
      "title": " Denial of Service via Link Preview in /api/v4/redirect_location",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
    "assignerShortName": "Mattermost",
    "cveId": "CVE-2023-5969",
    "datePublished": "2023-11-06T15:48:23.590Z",
    "dateReserved": "2023-11-06T15:45:39.602Z",
    "dateUpdated": "2024-09-17T13:07:28.847Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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FKIE_CVE-2023-5969

CVE-2023-5969 (GCVE-0-2023-5969)

Tags

Sightings

Nomenclature

Related by attack behaviour