CVE-2023-28756 (GCVE-0-2023-28756)
Vulnerability from cvelistv5
Published
2023-03-31 00:00
Modified
2025-11-04 16:10
Severity ?
CWE
  • n/a
Summary
A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2.
References
Impacted products
Vendor Product Version
n/a n/a Version: n/a
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T16:10:06.798Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.ruby-lang.org/en/downloads/releases/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/ruby/time/releases/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/"
          },
          {
            "name": "FEDORA-2023-6b924d3b75",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/"
          },
          {
            "name": "FEDORA-2023-a7be7ea1aa",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/"
          },
          {
            "name": "FEDORA-2023-f58d72c700",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/"
          },
          {
            "name": "[debian-lts-announce] 20230430 [SECURITY] [DLA 3408-1] jruby security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20230526-0004/"
          },
          {
            "name": "GLSA-202401-27",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202401-27"
          },
          {
            "url": "https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-28756",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-01-26T19:59:50.839606Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-27T14:53:22.202Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-24T05:06:38.560Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/"
        },
        {
          "url": "https://www.ruby-lang.org/en/downloads/releases/"
        },
        {
          "url": "https://github.com/ruby/time/releases/"
        },
        {
          "url": "https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/"
        },
        {
          "name": "FEDORA-2023-6b924d3b75",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/"
        },
        {
          "name": "FEDORA-2023-a7be7ea1aa",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/"
        },
        {
          "name": "FEDORA-2023-f58d72c700",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/"
        },
        {
          "name": "[debian-lts-announce] 20230430 [SECURITY] [DLA 3408-1] jruby security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20230526-0004/"
        },
        {
          "name": "GLSA-202401-27",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202401-27"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-28756",
    "datePublished": "2023-03-31T00:00:00.000Z",
    "dateReserved": "2023-03-23T00:00:00.000Z",
    "dateUpdated": "2025-11-04T16:10:06.798Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://www.ruby-lang.org/en/downloads/releases/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://github.com/ruby/time/releases/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/\", \"name\": \"FEDORA-2023-6b924d3b75\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/\", \"name\": \"FEDORA-2023-a7be7ea1aa\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/\", \"name\": \"FEDORA-2023-f58d72c700\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html\", \"name\": \"[debian-lts-announce] 20230430 [SECURITY] [DLA 3408-1] jruby security update\", \"tags\": [\"mailing-list\", \"x_transferred\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20230526-0004/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://security.gentoo.org/glsa/202401-27\", \"name\": \"GLSA-202401-27\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-11-04T16:10:06.798Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-28756\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-01-26T19:59:50.839606Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-11-27T14:53:17.653Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"n/a\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"references\": [{\"url\": \"https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/\"}, {\"url\": \"https://www.ruby-lang.org/en/downloads/releases/\"}, {\"url\": \"https://github.com/ruby/time/releases/\"}, {\"url\": \"https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/\", \"name\": \"FEDORA-2023-6b924d3b75\", \"tags\": [\"vendor-advisory\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/\", \"name\": \"FEDORA-2023-a7be7ea1aa\", \"tags\": [\"vendor-advisory\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/\", \"name\": \"FEDORA-2023-f58d72c700\", \"tags\": [\"vendor-advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html\", \"name\": \"[debian-lts-announce] 20230430 [SECURITY] [DLA 3408-1] jruby security update\", \"tags\": [\"mailing-list\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20230526-0004/\"}, {\"url\": \"https://security.gentoo.org/glsa/202401-27\", \"name\": \"GLSA-202401-27\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"shortName\": \"mitre\", \"dateUpdated\": \"2024-01-24T05:06:38.560Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-28756\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-04T16:10:06.798Z\", \"dateReserved\": \"2023-03-23T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2023-03-31T00:00:00.000Z\", \"assignerShortName\": \"mitre\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.