Vulnerability-Lookup

FKIE_CVE-2022-1337

Vulnerability from fkie_nvd - Published: 2022-04-13 18:15 - Updated: 2026-06-17 04:22

Severity

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

Summary

The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.

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_server	*
mattermost	mattermost_server	*
mattermost	mattermost_server	*
mattermost	mattermost_server	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
            {
              "lessThan": "6.4.2",
              "status": "affected",
              "version": "6.4",
              "versionType": "custom"
            },
            {
              "lessThan": "6.3.5",
              "status": "affected",
              "version": "6.3",
              "versionType": "custom"
            },
            {
              "lessThan": "6.2.5",
              "status": "affected",
              "version": "6.2",
              "versionType": "custom"
            },
            {
              "lessThan": "5.37.9",
              "status": "affected",
              "version": "5.37",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "responsibledisclosure@mattermost.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B214D1C6-90FE-4A2C-B608-4089EB8ADDBF",
              "versionEndExcluding": "5.37.9",
              "versionStartIncluding": "5.37.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "74959FFE-64FA-4CCA-9EF0-44462880CE20",
              "versionEndExcluding": "6.2.5",
              "versionStartIncluding": "6.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "77204CB6-761A-4CDE-BDDB-9C1F7896969F",
              "versionEndExcluding": "6.3.5",
              "versionStartIncluding": "6.3.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "ABDFB3EE-F03D-4F9B-BF7A-6B3B3B1F7345",
              "versionEndExcluding": "6.4.2",
              "versionStartIncluding": "6.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files."
    },
    {
      "lang": "es",
      "value": "El componente de proxy de im\u00e1genes en Mattermost versiones 6.4.1 y anteriores, asigna memoria para m\u00faltiples copias de una imagen proxy, lo que permite a un atacante autenticado colapsar el servidor por medio de enlaces a archivos de imagen muy grandes"
    }
  ],
  "id": "CVE-2022-1337",
  "lastModified": "2026-06-17T04:22:14.620",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "responsibledisclosure@mattermost.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-1337",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-12-06T22:53:09.720318Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-04-13T18:15:09.893",
  "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-770"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2022-1337 (GCVE-0-2022-1337)

Vulnerability from cvelistv5 – Published: 2022-04-13 17:06 – Updated: 2024-12-06 23:10

Title

OOM DoS in Mattermost image proxy

Summary

Severity

4.3 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-12-06 22:53 UTC

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

Mattermost mitre root

References

1 reference

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

Impacted products

1 product

Vendor	Product	Version
Mattermost	Mattermost	Affected: 6.4 , < 6.4.2 (custom) Affected: 6.3 , < 6.3.5 (custom) Affected: 6.2 , < 6.2.5 (custom) Affected: 5.37 , < 5.37.9 (custom)

Credits

Thanks to Agniva de Sarker for contributing to this improvement under the Mattermost responsible disclosure policy.

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T00:03:05.454Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://mattermost.com/security-updates/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-1337",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-12-06T22:53:09.720318Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-12-06T23:10:06.768Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
            {
              "lessThan": "6.4.2",
              "status": "affected",
              "version": "6.4",
              "versionType": "custom"
            },
            {
              "lessThan": "6.3.5",
              "status": "affected",
              "version": "6.3",
              "versionType": "custom"
            },
            {
              "lessThan": "6.2.5",
              "status": "affected",
              "version": "6.2",
              "versionType": "custom"
            },
            {
              "lessThan": "5.37.9",
              "status": "affected",
              "version": "5.37",
              "versionType": "custom"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "The local image proxy must be enabled for this issue to become exploitable. This is a non-default configuration."
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Thanks to Agniva de Sarker for contributing to this improvement under the Mattermost responsible disclosure policy."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-400",
              "description": "CWE-400 Uncontrolled Resource Consumption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-04-13T17:06:00.000Z",
        "orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
        "shortName": "Mattermost"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://mattermost.com/security-updates/"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to Mattermost version 6.4.2, 6.3.5, 6.2.5, or 5.37.9."
        }
      ],
      "source": {
        "advisory": "MMSA-2022-0090",
        "defect": [
          "https://mattermost.atlassian.net/browse/MM-41919"
        ],
        "discovery": "INTERNAL"
      },
      "title": "OOM DoS in Mattermost image proxy",
      "workarounds": [
        {
          "lang": "en",
          "value": "Disable the image proxy or use an external proxy."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "responsibledisclosure@mattermost.com",
          "ID": "CVE-2022-1337",
          "STATE": "PUBLIC",
          "TITLE": "OOM DoS in Mattermost image proxy"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Mattermost",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "6.4",
                            "version_value": "6.4.2"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "6.3",
                            "version_value": "6.3.5"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "6.2",
                            "version_value": "6.2.5"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "5.37",
                            "version_value": "5.37.9"
                          }
                        ]
                      }
                    }
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                },
                "vendor_name": "Mattermost"
              }
            ]
          }
        },
        "configuration": [
          {
            "lang": "en",
            "value": "The local image proxy must be enabled for this issue to become exploitable. This is a non-default configuration."
          }
        ],
        "credit": [
          {
            "lang": "eng",
            "value": "Thanks to Agniva de Sarker for contributing to this improvement under the Mattermost responsible disclosure policy."
          }
        ],
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          }
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              "description": [
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                  "value": "CWE-400 Uncontrolled Resource Consumption"
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            }
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://mattermost.com/security-updates/",
              "refsource": "MISC",
              "url": "https://mattermost.com/security-updates/"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Upgrade to Mattermost version 6.4.2, 6.3.5, 6.2.5, or 5.37.9."
          }
        ],
        "source": {
          "advisory": "MMSA-2022-0090",
          "defect": [
            "https://mattermost.atlassian.net/browse/MM-41919"
          ],
          "discovery": "INTERNAL"
        },
        "work_around": [
          {
            "lang": "en",
            "value": "Disable the image proxy or use an external proxy."
          }
        ]
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
    "assignerShortName": "Mattermost",
    "cveId": "CVE-2022-1337",
    "datePublished": "2022-04-13T17:06:00.000Z",
    "dateReserved": "2022-04-13T00:00:00.000Z",
    "dateUpdated": "2024-12-06T23:10:06.768Z",
    "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-2022-1337

CVE-2022-1337 (GCVE-0-2022-1337)

Tags

Sightings

Nomenclature

Related by attack behaviour