CVE-2023-47120 (GCVE-0-2023-47120)

Vulnerability from cvelistv5 – Published: 2023-11-10 15:09 – Updated: 2024-09-03 18:55
VLAI
Title
Discourse DoS through Onebox favicon URL
Summary
Discourse is an open source platform for community discussion. In versions 3.1.0 through 3.1.2 of the `stable` branch and versions 3.1.0,beta6 through 3.2.0.beta2 of the `beta` and `tests-passed` branches, Redis memory can be depleted by crafting a site with an abnormally long favicon URL and drafting multiple posts which Onebox it. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-03 18:51 UTC
CWE
  • CWE-770 - Allocation of Resources Without Limits or Throttling
Assigner
GitHub_M CNA under the mitre root
CNA scorecard C 72/100 over 7634 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
discourse discourse Affected: >= 3.1.0, < 3.1.3
Affected: >= 3.1.0.beta6, < 3.2.0.beta3
guessed Create a notification for this product.
discourse discourse Affected: 0 , < 3.1.3 (custom)
Affected: 3.1.0.beta6 , < 3.2.0.beta3 (custom)
    cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website
To clipboard 

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        "sourceIdentifier": "security-advisories@github.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-770"
              }
            ],
            "source": "security-advisories@github.com",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-05-28T23:09:23+00:00",
      "cve": "CVE-2023-47120",
      "id": "CVE-2023-47120",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Discourse DoS through Onebox favicon URL",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-47120.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "providerMetadata": {
              "dateUpdated": "2024-08-02T21:01:22.799Z",
              "orgId": "af854a3a-2127-422b-91ae-364da2661108",
              "shortName": "CVE"
            },
            "references": [
              {
                "name": "https://github.com/discourse/discourse/security/advisories/GHSA-77cw-xhj8-hfp3",
                "tags": [
                  "x_refsource_CONFIRM",
                  "x_transferred"
                ],
                "url": "https://github.com/discourse/discourse/security/advisories/GHSA-77cw-xhj8-hfp3"
              },
              {
                "name": "https://github.com/discourse/discourse/commit/95a82d608d6377faf68a0e2c5d9640b043557852",
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://github.com/discourse/discourse/commit/95a82d608d6377faf68a0e2c5d9640b043557852"
              },
              {
                "name": "https://github.com/discourse/discourse/commit/e910dd09140cb4abc3a563b95af4a137ca7fa0ce",
                "tags": [
                  "x_refsource_MISC",
                  "x_transferred"
                ],
                "url": "https://github.com/discourse/discourse/commit/e910dd09140cb4abc3a563b95af4a137ca7fa0ce"
              }
            ],
            "title": "CVE Program Container"
          },
          {
            "affected": [
              {
                "cpes": [
                  "cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*"
                ],
                "defaultStatus": "unknown",
                "product": "discourse",
                "vendor": "discourse",
                "versions": [
                  {
                    "lessThan": "3.1.3",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  },
                  {
                    "lessThan": "3.2.0.beta3",
                    "status": "affected",
                    "version": "3.1.0.beta6",
                    "versionType": "custom"
                  }
                ]
              }
            ],
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-47120",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2024-09-03T18:51:47.225796Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2024-09-03T18:54:21.011Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "discourse",
              "vendor": "discourse",
              "versions": [
                {
                  "status": "affected",
                  "version": "\u003e= 3.1.0, \u003c 3.1.3"
                },
                {
                  "status": "affected",
                  "version": "\u003e= 3.1.0.beta6, \u003c 3.2.0.beta3"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "Discourse is an open source platform for community discussion. In versions 3.1.0 through 3.1.2 of the `stable` branch and versions 3.1.0,beta6 through 3.2.0.beta2 of the `beta` and `tests-passed` branches, Redis memory can be depleted by crafting a site with an abnormally long favicon URL and drafting multiple posts which Onebox it. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "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:H",
                "version": "3.1"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-770",
                  "description": "CWE-770: Allocation of Resources Without Limits or Throttling",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2023-11-10T15:09:54.389Z",
            "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
            "shortName": "GitHub_M"
          },
          "references": [
            {
              "name": "https://github.com/discourse/discourse/security/advisories/GHSA-77cw-xhj8-hfp3",
              "tags": [
                "x_refsource_CONFIRM"
              ],
              "url": "https://github.com/discourse/discourse/security/advisories/GHSA-77cw-xhj8-hfp3"
            },
            {
              "name": "https://github.com/discourse/discourse/commit/95a82d608d6377faf68a0e2c5d9640b043557852",
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://github.com/discourse/discourse/commit/95a82d608d6377faf68a0e2c5d9640b043557852"
            },
            {
              "name": "https://github.com/discourse/discourse/commit/e910dd09140cb4abc3a563b95af4a137ca7fa0ce",
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://github.com/discourse/discourse/commit/e910dd09140cb4abc3a563b95af4a137ca7fa0ce"
            }
          ],
          "source": {
            "advisory": "GHSA-77cw-xhj8-hfp3",
            "discovery": "UNKNOWN"
          },
          "title": "Discourse DoS through Onebox favicon URL"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "assignerShortName": "GitHub_M",
        "cveId": "CVE-2023-47120",
        "datePublished": "2023-11-10T15:09:54.389Z",
        "dateReserved": "2023-10-30T19:57:51.674Z",
        "dateUpdated": "2024-09-03T18:55:29.162Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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