Cryptographic Failure Vulnerability in e-Sushrut HMIS

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-42517",
    "assignerOrgId": "66834db9-ab24-42b4-be80-296b2e40335c",
    "assignerShortName": "CERT-In",
    "dateUpdated": "2026-04-29T08:30:09.583Z",
    "dateReserved": "2026-04-28T08:14:36.620Z",
    "datePublished": "2026-04-29T08:30:09.583Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "66834db9-ab24-42b4-be80-296b2e40335c",
        "shortName": "CERT-In",
        "dateUpdated": "2026-04-29T08:30:09.583Z"
      },
      "title": "Cryptographic Failure Vulnerability in e-Sushrut HMIS",
      "descriptions": [
        {
          "lang": "en",
          "value": "This vulnerability exists in e-Sushrut due to the use of reversible Base64 encoding for protecting sensitive data. An authenticated attacker could exploit this vulnerability by decoding and manipulating Base64-encoded parameters in the request URL to gain unauthorized access to sensitive information on the targeted system.",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "This vulnerability exists in e-Sushrut due to the use of reversible Base64 encoding for protecting sensitive data. An authenticated attacker could exploit this vulnerability by decoding and manipulating Base64-encoded parameters in the request URL to gain unauthorized access to sensitive information on the targeted system."
            }
          ]
        }
      ],
      "affected": [
        {
          "vendor": "CDAC-Noida",
          "product": "e-Sushrut, Hospital Management Information System (HMIS)",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "Previous versions",
              "status": "affected",
              "versionType": "custom"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-639 Authorization bypass through User-Controlled key",
              "cweId": "CWE-639",
              "type": "CWE"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2026-0207",
          "tags": [
            "third-party-advisory"
          ]
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-566",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-566 Authorization Bypass Through Parameter Manipulation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Contact C-DAC for upgrading e-Sushrut HMIS to latest version",
          "supportingMedia": [
            {
              "type": "text/html",
              "base64": false,
              "value": "Contact C-DAC for upgrading e-Sushrut HMIS to latest version"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "This vulnerability is reported by Harsh Verma",
          "type": "finder"
        }
      ]
    }
  }
}