github - ghsa-558h-5pv9-xxg9

ghsa-558h-5pv9-xxg9

Vulnerability from github

Published

2022-06-29 00:00

Modified

2025-11-03 21:30

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur a head-based overflow. An attacker can use it to launch a DoS attack.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-41689"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-06-28T13:15:00Z",
    "severity": "HIGH"
  },
  "details": "DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur a head-based overflow. An attacker can use it to launch a DoS attack.",
  "id": "GHSA-558h-5pv9-xxg9",
  "modified": "2025-11-03T21:30:42Z",
  "published": "2022-06-29T00:00:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41689"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DCMTK/dcmtk/commit/5c14bf53fb42ceca12bbcc0016e8704b1580920d"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DCMTK/dcmtk"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00032.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-41689 (GCVE-0-2021-41689)

Vulnerability from cvelistv5

Published

2022-06-28 09:38

Modified

2025-11-03 20:33

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

n/a

Summary

DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur a head-based overflow. An attacker can use it to launch a DoS attack.

References

URL

Tags

	https://github.com/DCMTK/dcmtk
	https://github.com/DCMTK/dcmtk/commit/5c14bf53fb42ceca12bbcc0016e8704b1580920d
	https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html	mailing-list

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

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{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:dcmtk:dcmtk:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "dcmtk",
            "vendor": "dcmtk",
            "versions": [
              {
                "lessThanOrEqual": "3.6.6",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "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"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2021-41689",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-17T19:48:58.769156Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-476",
                "description": "CWE-476 NULL Pointer Dereference",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-07-17T19:55:05.017Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T20:33:58.161Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/DCMTK/dcmtk"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/DCMTK/dcmtk/commit/5c14bf53fb42ceca12bbcc0016e8704b1580920d"
          },
          {
            "name": "[debian-lts-announce] 20240628 [SECURITY] [DLA 3847-1] dcmtk security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html"
          },
          {
            "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00032.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur a head-based overflow. An attacker can use it to launch a DoS attack."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-06-28T19:06:03.859Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/DCMTK/dcmtk"
        },
        {
          "url": "https://github.com/DCMTK/dcmtk/commit/5c14bf53fb42ceca12bbcc0016e8704b1580920d"
        },
        {
          "name": "[debian-lts-announce] 20240628 [SECURITY] [DLA 3847-1] dcmtk security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-41689",
    "datePublished": "2022-06-28T09:38:17.000Z",
    "dateReserved": "2021-09-27T00:00:00.000Z",
    "dateUpdated": "2025-11-03T20:33:58.161Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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