bugtraq - [SECURITY] CVE-2014-7810: Apache Tomcat Security Manager Bypass

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Date: Thu, 14 May 2015 15:03:08 +0100
From: Mark Thomas <markt@...che.org>
To: "users@...cat.apache.org" <users@...cat.apache.org>
CC: "announce@...cat.apache.org" <announce@...cat.apache.org>,
  announce@...che.org, "dev@...cat.apache.org" <dev@...cat.apache.org>,
  full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com
Subject: [SECURITY] CVE-2014-7810: Apache Tomcat Security Manager Bypass

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CVE-2014-7810 Security Manager Bypass

Severity: Moderate

Vendor: The Apache Software Foundation

Versions Affected:
- - Apache Tomcat 8.0.0-RC1 to 8.0.15
- - Apache Tomcat 7.0.0 to 7.0.57
- - Apache Tomcat 6.0.0 to 6.0.43

Description:
Malicious web applications could use expression language to bypass the
protections of a Security Manager as expressions were evaluated within
a privileged code section.
This issue only affects installations that run web applications from
untrusted sources.

Mitigation:
Users of affected versions should apply one of the following mitigations
- - Upgrade to Apache Tomcat 8.0.17 or later
  (8.0.16 has the fix but was not released)
- - Upgrade to Apache Tomcat 7.0.59 or later
  (7.0.58 has the fix but was not released)
- - Upgrade to Apache Tomcat 6.0.44 or later


Credit:
This issue was discovered by the Apache Tomcat security team.

References:
[1] http://tomcat.apache.org/security-8.html
[2] http://tomcat.apache.org/security-7.html
[3] http://tomcat.apache.org/security-6.html

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