gsd-2021-42097
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover).
Aliases
Aliases
CVE-2021-42097


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-42097",
    "description": "GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover).",
    "id": "GSD-2021-42097",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-42097.html",
      "https://www.debian.org/security/2021/dsa-4991",
      "https://access.redhat.com/errata/RHSA-2021:4913",
      "https://access.redhat.com/errata/RHSA-2021:4839",
      "https://access.redhat.com/errata/RHSA-2021:4838",
      "https://access.redhat.com/errata/RHSA-2021:4837",
      "https://access.redhat.com/errata/RHSA-2021:4826",
      "https://ubuntu.com/security/CVE-2021-42097",
      "https://security.archlinux.org/CVE-2021-42097",
      "https://linux.oracle.com/cve/CVE-2021-42097.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-42097"
      ],
      "details": "GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover).",
      "id": "GSD-2021-42097",
      "modified": "2023-12-13T01:23:06.797965Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-42097",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
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            "value": "GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover)."
          }
        ]
      },
      "problemtype": {
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                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://mail.python.org/archives/list/mailman-announce@python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/",
            "refsource": "CONFIRM",
            "url": "https://mail.python.org/archives/list/mailman-announce@python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/"
          },
          {
            "name": "https://bugs.launchpad.net/mailman/+bug/1947640",
            "refsource": "CONFIRM",
            "url": "https://bugs.launchpad.net/mailman/+bug/1947640"
          },
          {
            "name": "[oss-security] 20211021 Mailman 2.1.35 security release",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2021/10/21/4"
          },
          {
            "name": "DSA-4991",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2021/dsa-4991"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:gnu:mailman:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.1.35",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
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        ]
      },
      "cve": {
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          "ID": "CVE-2021-42097"
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        "data_type": "CVE",
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        "description": {
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              "value": "GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover)."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-352"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://mail.python.org/archives/list/mailman-announce@python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/",
              "refsource": "CONFIRM",
              "tags": [
                "Patch",
                "Third Party Advisory"
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              "url": "https://mail.python.org/archives/list/mailman-announce@python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/"
            },
            {
              "name": "https://bugs.launchpad.net/mailman/+bug/1947640",
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              "tags": [
                "Patch",
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              ],
              "url": "https://bugs.launchpad.net/mailman/+bug/1947640"
            },
            {
              "name": "[oss-security] 20211021 Mailman 2.1.35 security release",
              "refsource": "MLIST",
              "tags": [
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                "Third Party Advisory"
              ],
              "url": "http://www.openwall.com/lists/oss-security/2021/10/21/4"
            },
            {
              "name": "DSA-4991",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2021/dsa-4991"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 8.5,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:M/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 6.8,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.0,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.1,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2021-11-05T18:46Z",
      "publishedDate": "2021-10-21T01:15Z"
    }
  }
}


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