github - ghsa-c597-f74m-jgc2

GHSA-C597-F74M-JGC2

Vulnerability from github – Published: 2022-02-09 00:56 – Updated: 2021-04-01 21:57

Summary

Improper Certificate Validation and Improper Validation of Certificate with Host Mismatch in Keycloak

Details

A flaw was found in Keycloak in versions before 10.0.0, where it does not perform the TLS hostname verification while sending emails using the SMTP server. This flaw allows an attacker to perform a man-in-the-middle (MITM) attack.

Severity ?

5.9 (Medium)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

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JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.keycloak:keycloak-parent"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-1758"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-295",
      "CWE-297"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-04-01T21:57:32Z",
    "nvd_published_at": "2020-05-15T19:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A flaw was found in Keycloak in versions before 10.0.0, where it does not perform the TLS hostname verification while sending emails using the SMTP server. This flaw allows an attacker to perform a man-in-the-middle (MITM) attack.",
  "id": "GHSA-c597-f74m-jgc2",
  "modified": "2021-04-01T21:57:32Z",
  "published": "2022-02-09T00:56:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-1758"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758"
    },
    {
      "type": "WEB",
      "url": "https://issues.redhat.com/browse/KEYCLOAK-13285"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Improper Certificate Validation and Improper Validation of Certificate with Host Mismatch in Keycloak"
}

CVE-2020-1758 (GCVE-0-2020-1758)

Vulnerability from cvelistv5 – Published: 2020-05-15 18:52 – Updated: 2024-08-04 06:46

Summary

Severity ?

5.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

CWE

CWE-297

Assigner

redhat

References

URL

Tags

	https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2…	x_refsource_CONFIRM
	https://issues.redhat.com/browse/KEYCLOAK-13285	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Red Hat	keycloak	Affected: keycloak versions before 10.0.0

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T06:46:30.910Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://issues.redhat.com/browse/KEYCLOAK-13285"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "keycloak",
          "vendor": "Red Hat",
          "versions": [
            {
              "status": "affected",
              "version": "keycloak versions before 10.0.0"
            }
          ]
        }
      ],
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        {
          "lang": "en",
          "value": "A flaw was found in Keycloak in versions before 10.0.0, where it does not perform the TLS hostname verification while sending emails using the SMTP server. This flaw allows an attacker to perform a man-in-the-middle (MITM) attack."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
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      ],
      "problemTypes": [
        {
          "descriptions": [
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              "description": "CWE-297",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-05-15T18:52:52",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://issues.redhat.com/browse/KEYCLOAK-13285"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2020-1758",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "keycloak",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "keycloak versions before 10.0.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Red Hat"
              }
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        },
        "data_format": "MITRE",
        "data_type": "CVE",
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            }
          ]
        },
        "impact": {
          "cvss": [
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                "vectorString": "5.3/CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
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        },
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          "reference_data": [
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758"
            },
            {
              "name": "https://issues.redhat.com/browse/KEYCLOAK-13285",
              "refsource": "MISC",
              "url": "https://issues.redhat.com/browse/KEYCLOAK-13285"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
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    "datePublished": "2020-05-15T18:52:52",
    "dateReserved": "2019-11-27T00:00:00",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-C597-F74M-JGC2

CVE-2020-1758 (GCVE-0-2020-1758)

Tags

Sightings

Nomenclature