Gentoo Archives: gentoo-announce

From: Kurt Lieber <klieber@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 200405-08 ] Pound format string vulnerability
Date: Wed, 19 May 2004 01:36:51
Message-Id: 20040518201933.GH26130@mail.lieber.org
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2 Gentoo Linux Security Advisory GLSA 200405-08
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4 http://security.gentoo.org/
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7 Severity: High
8 Title: Pound format string vulnerability
9 Date: May 18, 2004
10 Bugs: #50421
11 ID: 200405-08
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14
15 Synopsis
16 ========
17
18 There is a format string flaw in Pound, allowing remote execution of
19 arbitrary code with the rights of the Pound process.
20
21 Background
22 ==========
23
24 Pound is a reverse proxy, load balancer and HTTPS front-end. It allows
25 to distribute the load on several web servers and offers a SSL wrapper
26 for web servers that do not support SSL directly.
27
28 Affected packages
29 =================
30
31 -------------------------------------------------------------------
32 Package / Vulnerable / Unaffected
33 -------------------------------------------------------------------
34 1 net-www/pound <= 1.5 >= 1.6
35
36 Description
37 ===========
38
39 A format string flaw in the processing of syslog messages was
40 discovered and corrected in Pound.
41
42 Impact
43 ======
44
45 This flaw may allow remote execution of arbitrary code with the rights
46 of the Pound daemon process. By default, Gentoo uses the "nobody" user
47 to run the Pound daemon.
48
49 Workaround
50 ==========
51
52 There is no known workaround at this time. All users are advised to
53 upgrade to the latest available version of Pound.
54
55 Resolution
56 ==========
57
58 All users of Pound should upgrade to the latest stable version:
59
60 # emerge sync
61
62 # emerge -pv ">=net-www/pound-1.6"
63 # emerge ">=net-www/pound-1.6"
64
65 References
66 ==========
67
68 [ 1 ] Pound announcement
69 http://www.apsis.ch/pound/pound_list/archive/2003/2003-12/1070234315000#1070234315000
70
71 Availability
72 ============
73
74 This GLSA and any updates to it are available for viewing at
75 the Gentoo Security Website:
76
77 http://security.gentoo.org/glsa/glsa-200405-08.xml
78
79 Concerns?
80 =========
81
82 Security is a primary focus of Gentoo Linux and ensuring the
83 confidentiality and security of our users machines is of utmost
84 importance to us. Any security concerns should be addressed to
85 security@g.o or alternatively, you may file a bug at
86 http://bugs.gentoo.org.
87
88 License
89 =======
90
91 Copyright 2004 Gentoo Technologies, Inc; referenced text
92 belongs to its owner(s).
93
94 The contents of this document are licensed under the
95 Creative Commons - Attribution / Share Alike license.
96
97 http://creativecommons.org/licenses/by-sa/1.0