Gentoo: GLSA-202006-12 High: GNU Mailutils Privilege Escalation
gentoo
June 12, 2020
A vulnerability has been found in GNU Mailutils allowing privilege escalation.
Summary
GNU Mailutils runs maidag by default with setuid root permissions.
Topics Covered
Resolution
All GNU Mailutils users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-mail/mailutils-3.8"
References
[ 1 ] CVE-2019-18862 https://nvd.nist.gov/vuln/detail/CVE-2019-18862
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202006-12
style>.gentoo_availability{display:block;}
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
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Severity: High
Title: GNU Mailutils: Privilege escalation
Date: June 13, 2020
Bugs: #700806
ID: 202006-12
Topics Covered
Background
The GNU Mailutils are a collection of mail-related utilities, including
an IMAP4 server (imap4d).
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Affected Packages
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Package / Vulnerable / Unaffected
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1 net-mail/mailutils < 3.8 >= 3.8
Impact
=====
An attacker can use this to write to arbitrary files as root.
Workaround
There is no known workaround at this time.
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