Vulnerability Monitor

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CVE-2021-42096

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.

Published

2021-10-21T01:15:06.893

Last Modified

2024-11-21T06:27:15.017

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

8.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-307

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	mailman	< 2.1.35	Yes
Operating System	debian	debian_linux	10.0	Yes

References

http://www.openwall.com/lists/oss-security/2021/10/21/4 Mailing List, Patch, Third Party Advisory ([email protected])
https://bugs.launchpad.net/mailman/+bug/1947639 Patch, Third Party Advisory ([email protected])
https://mail.python.org/archives/list/mailman-announce%40python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/ ([email protected])
https://www.debian.org/security/2021/dsa-4991 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2021/10/21/4 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.launchpad.net/mailman/+bug/1947639 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://mail.python.org/archives/list/mailman-announce%40python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2021/dsa-4991 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)