– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 202006-21
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
https://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Severity: Normal
Title: Apache Tomcat: Remote code execution
Date: June 15, 2020
Bugs: #724344
ID: 202006-21
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Synopsis
========
A vulnerability has been discovered in Apache Tomcat which could result
in the arbitrary execution of code.
Background
==========
Apache Tomcat is a Servlet-3.0/JSP-2.2 Container.
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 www-servers/tomcat < 7.0.104:7 >= 7.0.104:7
< 8.5.55:8.5 >= 8.5.55:8.5
Description
===========
Apache Tomcat improperly handles deserialization of files under
specific circumstances.
Impact
======
A remote attacker could possibly execute arbitrary code with the
privileges of the process, or cause a Denial of Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Apache Tomcat 7.x users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=www-servers/tomcat-7.0.104”
All Apache Tomcat 8.x users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=www-servers/tomcat-8.5.55”
References
==========
[ 1 ] CVE-2020-9484
https://nvd.nist.gov/vuln/detail/CVE-2020-9484
[ 2 ] Upstream advisory (7)
https://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.104
[ 3 ] Upstream advisory (8.5)
https://tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.55
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202006-21
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.
License
=======
Copyright 2020 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons – Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
—–BEGIN PGP SIGNATURE—–
iQEzBAABCAAdFiEEDA48qNrrn8VVVcst4yp5f7HQy3AFAl7nmhkACgkQ4yp5f7HQ
y3CYvgf/Vpku92zumMZYRFd2kNpBwSaINK3XUi0OpX/bto5fAVNh4N/HIVoH7Kp6
d6NubMYt9IoG+ia+NZoYPCsIQL2nDyiA/xWwCQLHBrwYa8ZGorvKx3zSPmm+CDwF
SperH+G4g4fPa2Y4/39RGFYDc1weAZsT5EoKyLhUeaavVzuZn9Uql4PJm/uIC/uA
MB5pFE+SQf08I6gqYQrixZNTF3g4bQkN1SNQcrhotIsExrdlNA9ccih8ZVVM645H
AmJZMzfT3x4mOaMKCpMrMtVFiRMIfDRApXTmI2Yb/keKQ9orVl2XsXJKJ4X4prZY
dhdyoyEUrcTCQ8UMlRY++lTBALFQlg==
=njWO
—–END PGP SIGNATURE—–
