{
  "document": {
    "aggregate_severity": {
      "text": "High"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/rhel7els/vex/2025/cve-2025-59028-els_os-rhel7els.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-05-13T00:26:44Z",
      "generator": {
        "date": "2026-05-13T00:26:44Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CVE-2025-59028-ELS_OS-RHEL7ELS",
      "initial_release_date": "2025-01-01T00:00:00Z",
      "revision_history": [
        {
          "date": "2025-01-01T00:00:00Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-05-13T00:26:44Z",
          "number": "2",
          "summary": "Official Publication"
        }
      ],
      "status": "final",
      "version": "2"
    },
    "title": "Security update on CVE-2025-59028"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux 7",
                "product": {
                  "name": "Red Hat Enterprise Linux 7",
                  "product_id": "Red-Hat-7",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:redhat:enterprise_linux:7:*:*:*:*:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat Enterprise Linux"
          }
        ],
        "category": "vendor",
        "name": "Red Hat, Inc."
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "dovecot-1:2.2.36-8.el7.tuxcare.els1.i686",
                "product": {
                  "name": "dovecot-1:2.2.36-8.el7.tuxcare.els1.i686",
                  "product_id": "dovecot-1:2.2.36-8.el7.tuxcare.els1.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/dovecot@2.2.36-8.el7.tuxcare.els1?arch=i686&epoch=1"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686",
                "product": {
                  "name": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686",
                  "product_id": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/dovecot-devel@2.2.36-8.el7.tuxcare.els1?arch=i686&epoch=1"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "i686"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                "product": {
                  "name": "dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_id": "dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/dovecot@2.2.36-8.el7.tuxcare.els1?arch=x86_64&epoch=1"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                "product": {
                  "name": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_id": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/dovecot-devel@2.2.36-8.el7.tuxcare.els1?arch=x86_64&epoch=1"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                "product": {
                  "name": "dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_id": "dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/dovecot-mysql@2.2.36-8.el7.tuxcare.els1?arch=x86_64&epoch=1"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                "product": {
                  "name": "dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_id": "dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/dovecot-pigeonhole@2.2.36-8.el7.tuxcare.els1?arch=x86_64&epoch=1"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                "product": {
                  "name": "dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_id": "dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/dovecot-pgsql@2.2.36-8.el7.tuxcare.els1?arch=x86_64&epoch=1"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          }
        ],
        "category": "vendor",
        "name": "TuxCare"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "dovecot-1:2.2.36-8.el7.tuxcare.els1.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.i686"
        },
        "product_reference": "dovecot-1:2.2.36-8.el7.tuxcare.els1.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64"
        },
        "product_reference": "dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686"
        },
        "product_reference": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64"
        },
        "product_reference": "dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64"
        },
        "product_reference": "dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64"
        },
        "product_reference": "dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64"
        },
        "product_reference": "dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-59028",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "notes": [
        {
          "category": "description",
          "text": "When sending invalid base64 SASL data, login process is disconnected from the auth server, causing all active authentication sessions to fail. Invalid BASE64 data can be used to DoS a vulnerable server to break concurrent logins. Install fixed version or disable concurrency in login processes (heavy perfomance penalty on large deployments). No publicly available exploits are known.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        },
        {
          "category": "other",
          "text": "TuxCare has assessed that this vulnerability does not impact any currently supported TuxCare products. This evaluation may change as new information becomes available. For additional details regarding this vulnerability and affected products, refer to the provided references.",
          "title": "Statement"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.i686",
          "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64",
          "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686",
          "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64",
          "Red-Hat-7:dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
          "Red-Hat-7:dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
          "Red-Hat-7:dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2025-59028"
        },
        {
          "category": "external",
          "summary": "https://documentation.open-xchange.com/dovecot/security/advisories/csaf/2026/oxdc-adv-2026-0001.json",
          "url": "https://documentation.open-xchange.com/dovecot/security/advisories/csaf/2026/oxdc-adv-2026-0001.json"
        }
      ],
      "release_date": "2026-03-27T09:16:00Z",
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
            "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.i686",
            "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686",
            "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        },
        {
          "category": "impact",
          "date": "2026-05-12T23:21:33.789753Z",
          "details": "important",
          "product_ids": [
            "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.i686",
            "Red-Hat-7:dovecot-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.i686",
            "Red-Hat-7:dovecot-devel-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-mysql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-pgsql-1:2.2.36-8.el7.tuxcare.els1.x86_64",
            "Red-Hat-7:dovecot-pigeonhole-1:2.2.36-8.el7.tuxcare.els1.x86_64"
          ]
        }
      ]
    }
  ]
}