Gentoo Archives: gentoo-announce

From: Thierry Carrez <koon@g.o>
To: gentoo-announce@××××××××××××.org
Cc: bugtraq@×××××××××××××.com, full-disclosure@××××××××××××××.uk, security-alerts@×××××××××××××.com
Subject: [gentoo-announce] [ GLSA 200503-35 ] Smarty: Template vulnerability
Date: Wed, 30 Mar 2005 14:44:28
Message-Id: 424ABB4A.4040709@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 200503-35
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4 http://security.gentoo.org/
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6
7 Severity: High
8 Title: Smarty: Template vulnerability
9 Date: March 30, 2005
10 Bugs: #86488
11 ID: 200503-35
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14
15 Synopsis
16 ========
17
18 Smarty's "Template security" feature can be bypassed, potentially
19 allowing a remote attacker to execute arbitrary PHP code.
20
21 Background
22 ==========
23
24 Smarty is a template engine for PHP. The "template security" feature of
25 Smarty is designed to help reduce the risk of a system compromise when
26 you have untrusted parties editing templates.
27
28 Affected packages
29 =================
30
31 -------------------------------------------------------------------
32 Package / Vulnerable / Unaffected
33 -------------------------------------------------------------------
34 1 dev-php/smarty < 2.6.8 >= 2.6.8
35
36 Description
37 ===========
38
39 A vulnerability has been discovered within the regex_replace modifier
40 of the Smarty templates when allowing access to untrusted users.
41
42 Impact
43 ======
44
45 This issue may allow a remote attacker to bypass the "template
46 security" feature of Smarty, and execute arbitrary PHP code.
47
48 Workaround
49 ==========
50
51 Do not grant template access to untrusted users.
52
53 Resolution
54 ==========
55
56 All Smarty users should upgrade to the latest version:
57
58 # emerge --sync
59 # emerge --ask --oneshot --verbose ">=dev-php/smarty-2.6.8"
60
61 References
62 ==========
63
64 [ 1 ] Smarty ChangeLog
65 http://smarty.php.net/misc/NEWS
66
67 Availability
68 ============
69
70 This GLSA and any updates to it are available for viewing at
71 the Gentoo Security Website:
72
73 http://security.gentoo.org/glsa/glsa-200503-35.xml
74
75 Concerns?
76 =========
77
78 Security is a primary focus of Gentoo Linux and ensuring the
79 confidentiality and security of our users machines is of utmost
80 importance to us. Any security concerns should be addressed to
81 security@g.o or alternatively, you may file a bug at
82 http://bugs.gentoo.org.
83
84 License
85 =======
86
87 Copyright 2005 Gentoo Foundation, Inc; referenced text
88 belongs to its owner(s).
89
90 The contents of this document are licensed under the
91 Creative Commons - Attribution / Share Alike license.
92
93 http://creativecommons.org/licenses/by-sa/2.0

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