Vulnerability-Lookup

CVE-2020-1724 (GCVE-0-2020-1724)

Vulnerability from cvelistv5 – Published: 2020-05-11 20:10 – Updated: 2024-08-04 06:46

Summary

A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.

Severity

4.3 (Medium)


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

CWE

CWE-613

Assigner

redhat redhat root

References

1 reference

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version	CPE status
Red Hat	keycloak	Affected: All versions before 9.0.2	guessed

Show details on NVD website

JSON

To clipboard

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CNVD-2020-41718

Vulnerability from cnvd - Published: 2020-07-22

Title

Red Hat Keycloak代码问题漏洞

Description

Red Hat Keycloak是美国红帽（Red Hat）公司的一套为现代应用和服务提供身份验证和管理功能的软件。 Red Hat Keycloak 9.0.2之前版本中存在代码问题漏洞。该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。目前没有详细的漏洞细节提供。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://www.redhat.com/

Reference

https://access.redhat.com/security/cve/cve-2020-1724

Impacted products

Name
Red Hat keycloak <9.0.2

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-1724"
    }
  },
  "description": "Red Hat Keycloak\u662f\u7f8e\u56fd\u7ea2\u5e3d\uff08Red Hat\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u73b0\u4ee3\u5e94\u7528\u548c\u670d\u52a1\u63d0\u4f9b\u8eab\u4efd\u9a8c\u8bc1\u548c\u7ba1\u7406\u529f\u80fd\u7684\u8f6f\u4ef6\u3002\n\nRed Hat Keycloak 9.0.2\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7684\u4ee3\u7801\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5b58\u5728\u8bbe\u8ba1\u6216\u5b9e\u73b0\u4e0d\u5f53\u7684\u95ee\u9898\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://www.redhat.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-41718",
  "openTime": "2020-07-22",
  "products": {
    "product": "Red Hat keycloak \u003c9.0.2"
  },
  "referenceLink": "https://access.redhat.com/security/cve/cve-2020-1724",
  "serverity": "\u4e2d",
  "submitTime": "2020-05-09",
  "title": "Red Hat Keycloak\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e"
}

FKIE_CVE-2020-1724

Vulnerability from fkie_nvd - Published: 2020-05-11 21:15 - Updated: 2026-06-17 03:02

Severity

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Summary

References

	URL	Tags
	secalert@redhat.com	https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724	Issue Tracking, Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724	Issue Tracking, Vendor Advisory

Impacted products

Vendor	Product	Version
redhat	keycloak	*
redhat	openshift_application_runtimes	-
redhat	single_sign-on	7.0

JSON

To clipboard

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            },
            {
              "criteria": "cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "9EFEC7CA-8DDA-48A6-A7B6-1F1D14792890",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 un fallo en Keycloak en versiones anteriores a 9.0.2. Este fallo permite a un usuario malicioso que actualmente est\u00e1 registrado, visualizar la informaci\u00f3n personal de un usuario que previamente a cerrado sesi\u00f3n en la secci\u00f3n del administrador de la cuenta."
    }
  ],
  "id": "CVE-2020-1724",
  "lastModified": "2026-06-17T03:02:16.730",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-05-11T21:15:11.487",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-613"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-613"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-8XJ2-47XW-Q78C

Vulnerability from github – Published: 2022-05-24 17:17 – Updated: 2024-04-23 17:34

Summary

Keycloak Insufficient Session Expiry

Details

Severity

4.3 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.keycloak:keycloak-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9.0.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-1724"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-613"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-04-23T17:34:12Z",
    "nvd_published_at": "2020-05-11T21:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.",
  "id": "GHSA-8xj2-47xw-q78c",
  "modified": "2024-04-23T17:34:12Z",
  "published": "2022-05-24T17:17:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-1724"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/keycloak/keycloak"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Keycloak Insufficient Session Expiry"
}

GSD-2020-1724

Vulnerability from gsd - Updated: 2023-12-13 01:21

Details

Aliases

CVE-2020-1724

Aliases

CVE-2020-1724

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2020-1724",
    "description": "A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.",
    "id": "GSD-2020-1724",
    "references": [
      "https://access.redhat.com/errata/RHSA-2020:2905",
      "https://access.redhat.com/errata/RHSA-2020:2252",
      "https://access.redhat.com/errata/RHSA-2020:2112",
      "https://access.redhat.com/errata/RHSA-2020:2108",
      "https://access.redhat.com/errata/RHSA-2020:2107",
      "https://access.redhat.com/errata/RHSA-2020:2106"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-1724"
      ],
      "details": "A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.",
      "id": "GSD-2020-1724",
      "modified": "2023-12-13T01:21:58.019660Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2020-1724",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "keycloak",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "All versions before 9.0.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Red Hat"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section."
          }
        ]
      },
      "impact": {
        "cvss": [
          [
            {
              "vectorString": "4.3/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
              "version": "3.0"
            }
          ]
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-613"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "(,9.0.2)",
          "affected_versions": "All versions before 9.0.2",
          "cvss_v2": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-613",
            "CWE-937"
          ],
          "date": "2020-05-13",
          "description": "A flaw was found in Keycloak which allows a malicious user that is currently logged in, to see the personal information of a previously logged-out user in the account manager section.",
          "fixed_versions": [
            "9.0.2"
          ],
          "identifier": "CVE-2020-1724",
          "identifiers": [
            "CVE-2020-1724"
          ],
          "not_impacted": "All versions starting from 9.0.2",
          "package_slug": "maven/org.keycloak/keycloak-core",
          "pubdate": "2020-05-11",
          "solution": "Upgrade to version 9.0.2 or above.",
          "title": "Insufficient Session Expiration",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-1724",
            "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
          ],
          "uuid": "b3e72dc0-67bd-4016-906d-6b88f08c00fc"
        },
        {
          "affected_range": "(,9.0.2)",
          "affected_versions": "All versions before 9.0.2",
          "cvss_v2": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-613",
            "CWE-937"
          ],
          "date": "2020-05-13",
          "description": "A flaw was found in Keycloak. This flaw allows a malicious user that is currently logged-in, to see the personal information of a previously logged-out user in the account manager section.",
          "fixed_versions": [
            "9.0.2"
          ],
          "identifier": "CVE-2020-1724",
          "identifiers": [
            "CVE-2020-1724"
          ],
          "not_impacted": "All versions starting from 9.0.2",
          "package_slug": "maven/org.keycloak/keycloak-services",
          "pubdate": "2020-05-11",
          "solution": "Upgrade to version 9.0.2 or above.",
          "title": "Insufficient Session Expiration",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-1724",
            "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
          ],
          "uuid": "0c2e6be6-152f-4e1d-8864-ff6b3d620476"
        },
        {
          "affected_range": "\u003c9.0.2",
          "affected_versions": "All versions before 9.0.2",
          "cvss_v2": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-613",
            "CWE-937"
          ],
          "date": "2020-05-13",
          "description": "A flaw in Keycloak allows a malicious user that is currently logged in, to see the personal information of a previously logged-out user in the account manager section.",
          "fixed_versions": [
            "9.0.2"
          ],
          "identifier": "CVE-2020-1724",
          "identifiers": [
            "CVE-2020-1724"
          ],
          "not_impacted": "All versions starting from 9.0.2",
          "package_slug": "npm/keycloak-connect",
          "pubdate": "2020-05-11",
          "solution": "Upgrade to version 9.0.2 or above.",
          "title": "Insufficient Session Expiration",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-1724",
            "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
          ],
          "uuid": "658ef8a5-3063-4a84-a110-84635ee82908"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "9.0.2",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:redhat:openshift_application_runtimes:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2020-1724"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-613"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Vendor Advisory"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2022-04-25T17:37Z",
      "publishedDate": "2020-05-11T21:15Z"
    }
  }
}

RHSA-2020:2106

Vulnerability from csaf_redhat - Published: 2020-05-12 16:43 - Updated: 2026-06-28 12:33

Summary

Red Hat Security Advisory: Red Hat Single Sign-On 7.3.8 security update on RHEL 6

Severity

Important

Scope

3 vulnerabilities in this advisory, including CVE-2020-1724.

CVE-2020-1724

A flaw was found in Keycloak. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.

4.3 (Medium)


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

Fixed: 3 products

https://access.redhat.com/errata/RHSA-2020:2106

Open the full advisory

RHSA-2020:2107

Vulnerability from csaf_redhat - Published: 2020-05-12 16:42 - Updated: 2026-06-28 12:33

Summary

Red Hat Security Advisory: Red Hat Single Sign-On 7.3.8 security update on RHEL 7

Severity

Important

Scope

3 vulnerabilities in this advisory, including CVE-2020-1724.

CVE-2020-1724

A flaw was found in Keycloak. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.

4.3 (Medium)


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

Fixed: 3 products

https://access.redhat.com/errata/RHSA-2020:2107

Open the full advisory

RHSA-2020:2108

Vulnerability from csaf_redhat - Published: 2020-05-12 16:43 - Updated: 2026-06-28 12:33

Summary

Red Hat Security Advisory: Red Hat Single Sign-On 7.3.8 security update on RHEL 8

Severity

Important

Scope

3 vulnerabilities in this advisory, including CVE-2020-1724.

CVE-2020-1724

A flaw was found in Keycloak. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.

4.3 (Medium)


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

Fixed: 3 products

https://access.redhat.com/errata/RHSA-2020:2108

Open the full advisory

RHSA-2020:2112

Vulnerability from csaf_redhat - Published: 2020-05-12 17:16 - Updated: 2026-08-04 22:13

Summary

Red Hat Security Advisory: Red Hat Single Sign-On 7.3.8 security update

Severity

Important

Scope

10 vulnerabilities in this advisory, including CVE-2020-1724.

CVE-2020-1724

A flaw was found in Keycloak. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.

4.3 (Medium)


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

Fixed: 1 product

https://access.redhat.com/errata/RHSA-2020:2112

Open the full advisory

RHSA-2020:2252

Vulnerability from csaf_redhat - Published: 2020-06-01 15:32 - Updated: 2026-08-04 21:47

Summary

Red Hat Security Advisory: Red Hat support for Spring Boot 2.2.6 security and bug fix update

Severity

Important

Scope

6 vulnerabilities in this advisory, including CVE-2020-1724.

CVE-2020-1724

A flaw was found in Keycloak. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.

4.3 (Medium)


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

Fixed: 1 product

https://access.redhat.com/errata/RHSA-2020:2252

Open the full advisory

RHSA-2020:2905

Vulnerability from csaf_redhat - Published: 2020-07-23 07:03 - Updated: 2026-08-05 05:08

Summary

Red Hat Security Advisory: Red Hat build of Thorntail 2.7.0 security and bug fix update

Severity

Important

Scope

18 vulnerabilities in this advisory, including CVE-2020-1724.

CVE-2020-1724

A flaw was found in Keycloak. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.

4.3 (Medium)


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

Fixed: 1 product

https://access.redhat.com/errata/RHSA-2020:2905

Open the full advisory

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2020-1724 (GCVE-0-2020-1724)

Tags

Sightings

Nomenclature

Related by attack behaviour