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bouncycastle — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2023-33201

Bouncy Castle For Java before 1.74 is affected by an LDAP injection vulnerability. The vulnerability only affects applications that use an LDAP CertStore from Bouncy Castle to validate X.509 certificates. During the certificate validation process, Bouncy Castle inserts the certificate's Subject Name into an LDAP search filter without any escaping, which leads to an LDAP injection vulnerability.

Products
bouncycastle
Affected versions
1.72-2, 1.77-1, 1.80-1, 1.80-2, 1.80-3, 1.86-1
Fixed versions
1.77-1
CVEs
CVE-2023-33201
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 16:05 UTC · Revision 1

Source evidence

DEBIAN-CVE-2023-33201

core-osv · Original source

Published 5 Jul 2023, 03:15 UTC

Bouncy Castle For Java before 1.74 is affected by an LDAP injection vulnerability. The vulnerability only affects applications that use an LDAP CertStore from Bouncy Castle to validate X.509 certificates. During the certificate validation process, Bouncy Castle inserts the certificate's Subject Name into an LDAP search filter without any escaping, which leads to an LDAP injection vulnerability.

osv:DEBIAN-CVE-2023-33201

bouncycastle

Fixed versions: Not specified

bouncycastle

Fixed versions: 1.77-1

bouncycastle

Fixed versions: 1.77-1

Complete source record
{
  "id": "39edfc78bf964c6fd1a8b0e14ba2af2fa69ec9eaaedffecccecea78e240b9b41",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-33201",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2023-33201",
    "summary": "Bouncy Castle For Java before 1.74 is affected by an LDAP injection vulnerability. The vulnerability only affects applications that use an LDAP CertStore from Bouncy Castle to validate X.509 certificates. During the certificate validation process, Bouncy Castle inserts the certificate's Subject Name into an LDAP search filter without any escaping, which leads to an LDAP injection vulnerability.",
    "evidence": "osv:DEBIAN-CVE-2023-33201",
    "products": [
      {
        "name": {
          "value": "bouncycastle",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "1.72-2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.77-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.80-1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.80-2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.80-3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.86-1",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "bouncycastle",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.77-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "bouncycastle",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.77-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "DEBIAN-CVE-2023-33201",
      "aliases": [
        "DEBIAN-CVE-2023-33201"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "bouncycastle",
            "purl": "pkg:deb/debian/bouncycastle?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "versions": [
            "1.72-2",
            "1.77-1",
            "1.80-1",
            "1.80-2",
            "1.80-3",
            "1.86-1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-33201.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.77-1"
                }
              ]
            }
          ],
          "package": {
            "name": "bouncycastle",
            "purl": "pkg:deb/debian/bouncycastle?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-33201.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.77-1"
                }
              ]
            }
          ],
          "package": {
            "name": "bouncycastle",
            "purl": "pkg:deb/debian/bouncycastle?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-33201.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-26T18:02:40.931683543Z",
      "provider": "osv",
      "upstream": [
        "CVE-2023-33201"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2023-33201"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2023-33201",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 456582,
  "published_at": "2023-07-05T03:15:09.197+00:00"
}