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{"acknowledgement": "This issue was discovered by Riccardo Schirone (Red Hat Product Security).", "affected_release": [{"advisory": "RHSA-2021:4913", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "mailman-3:2.1.15-30.el7_9.2", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2021-12-02T00:00:00Z"}, {"advisory": "RHSA-2021:4916", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "mailman:2.1-8050020211129071856.aa3ced04", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-12-02T00:00:00Z"}, {"advisory": "RHSA-2021:5081", "cpe": "cpe:/a:redhat:rhel_e4s:8.1", "package": "mailman:2.1-8010020211206073347.656b880e", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2021-12-13T00:00:00Z"}, {"advisory": "RHSA-2021:5080", "cpe": "cpe:/a:redhat:rhel_eus:8.2", "package": "mailman:2.1-8020020211206073633.c3a0935b", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2021-12-13T00:00:00Z"}, {"advisory": "RHSA-2021:4915", "cpe": "cpe:/a:redhat:rhel_eus:8.4", "package": "mailman:2.1-8040020211129072238.70584597", "product_name": "Red Hat Enterprise Linux 8.4 Extended Update Support", "release_date": "2021-12-02T00:00:00Z"}], "bugzilla": {"description": "mailman: CSRF token bypass allows to perform CSRF attacks and admin takeover", "id": "2026862", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2026862"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.0", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-352", "details": ["In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request (using that token) to set a new admin password or make other changes.", "A Cross-Site Request Forgery (CSRF) attack can be performed in mailman due to a CSRF token bypass. CSRF tokens are not checked against the right type of user when performing admin operations and a token created by a regular user can be used by an admin to perform an admin-level request, effectively bypassing the protection provided by CSRF tokens. A remote attacker with an account on the mailman system can use this flaw to perform a CSRF attack and perform operations on behalf of the victim admin."], "mitigation": {"lang": "en:us", "value": "Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible."}, "name": "CVE-2021-44227", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "mailman", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2021-11-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-44227\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-44227"], "threat_severity": "Important"}