CVE-2021-42097
CVSS V2 High 8.5
CVSS V3 High 8
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).
Overview
- CVE ID
- CVE-2021-42097
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-10-21T01:15:06
- Last Modified Date
- 2021-11-05T18:46:37
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:gnu:mailman:*:*:*:*:*:*:*:* | 1 | OR | 2.1.35 | |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:S/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- SINGLE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 8.5
- Severity
- HIGH
- Exploitability Score
- 6.8
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8
- Base Severity
- HIGH
- Exploitability Score
- 2.1
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://mail.python.org/archives/list/mailman-announce@python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/ | Patch Third Party Advisory |
| https://bugs.launchpad.net/mailman/+bug/1947640 | Patch Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2021/10/21/4 | Mailing List Patch Third Party Advisory |
| https://www.debian.org/security/2021/dsa-4991 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-42097 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42097 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:48:10 | Added to TrackCVE | |||
| 2022-12-05 12:59:16 | 2021-10-21T01:15Z | 2021-10-21T01:15:06 | CVE Published Date | updated |
| 2022-12-05 12:59:16 | 2021-11-05T18:46:37 | CVE Modified Date | updated | |
| 2022-12-05 12:59:16 | Analyzed | Vulnerability Status | updated |