| Description: | Summary:
The remote host is missing an update for the 'mailman' package(s) announced via the USN-5121-2 advisory.
Vulnerability Insight:
USN-5009-1 fixed vulnerabilities in Mailman. This update provides the
corresponding updates for Ubuntu 20.04 LTS. In addition, the following CVEs
were fixed:
It was discovered that Mailman allows arbitrary content injection. An attacker
could use this to inject malicious content. (CVE-2020-12108, CVE-2020-15011)
It was discovered that Mailman improperly sanitize the MIME content. An
attacker could obtain sensitive information by sending a special type of
attachment. (CVE-2020-12137)
Original advisory details:
Andre Protas, Richard Cloke, and Andy Nuttall discovered that Mailman
did not properly associate cross-site request forgery (CSRF) tokens
to specific accounts. A remote attacker could use this to perform a
CSRF attack to gain access to another account. (CVE-2021-42097)
Andre Protas, Richard Cloke, and Andy Nuttall discovered that Mailman's
cross-site request forgery (CSRF) tokens for the options page are
derived from the admin password. A remote attacker could possibly use
this to assist in performing a brute force attack against the admin
password. (CVE-2021-42096)
Affected Software/OS:
'mailman' package(s) on Ubuntu 20.04.
Solution:
Please install the updated package(s).
CVSS Score:
8.5
CVSS Vector:
AV:N/AC:M/Au:S/C:C/I:C/A:C
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