Vulnerability Description
GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A certain csrf_token value is derived from the admin password, and may be useful in conducting a brute-force attack against that password.
CVSS Score
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Mailman | < 2.1.35 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/10/21/4Mailing ListPatchThird Party Advisory
- https://bugs.launchpad.net/mailman/+bug/1947639PatchThird Party Advisory
- https://mail.python.org/archives/list/mailman-announce%40python.org/thread/IKCO6
- https://www.debian.org/security/2021/dsa-4991Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/10/21/4Mailing ListPatchThird Party Advisory
- https://bugs.launchpad.net/mailman/+bug/1947639PatchThird Party Advisory
- https://mail.python.org/archives/list/mailman-announce%40python.org/thread/IKCO6
- https://www.debian.org/security/2021/dsa-4991Third Party Advisory
FAQ
What is CVE-2021-42096?
CVE-2021-42096 is a vulnerability with a CVSS score of 4.3 (MEDIUM). GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A certain csrf_token value is derived from the admin password, and may be useful in conducting a brute-force attack against that passwo...
How severe is CVE-2021-42096?
CVE-2021-42096 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-42096?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Mailman, Debian Debian Linux.