Gentoo Archives: gentoo-announce

From: Sergey Popov <pinkbyte@g.o>
To: gentoo-announce@g.o
Subject: [gentoo-announce] [ GLSA 201312-15 ] Tinyproxy: Denial of Service
Date: Mon, 23 Dec 2013 18:34:17
Message-Id: 52B87E41.4000800@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 201312-15
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4 http://security.gentoo.org/
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6
7 Severity: Normal
8 Title: Tinyproxy: Denial of Service
9 Date: December 23, 2013
10 Bugs: #432046
11 ID: 201312-15
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14
15 Synopsis
16 ========
17
18 A vulnerability has been found in Tinyproxy, allows remote attackers to
19 cause a Denial of Service condition.
20
21 Background
22 ==========
23
24 Tinyproxy is a light-weight HTTP/HTTPS proxy daemon for POSIX operating
25 systems.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 net-proxy/tinyproxy < 1.8.3-r3 >= 1.8.3-r3
34
35 Description
36 ===========
37
38 A vulnerability has been discovered in the way how Tinyproxy works with
39 headers.
40
41 Impact
42 ======
43
44 A remote attacker could send a specially crafted request with too many
45 headers, possibly resulting in a Denial of Service condition.
46
47 Workaround
48 ==========
49
50 There is no known workaround at this time.
51
52 Resolution
53 ==========
54
55 All Tinyproxy users should upgrade to the latest version:
56
57 # emerge --sync
58 # emerge --ask --oneshot --verbose ">=net-proxy/tinyproxy-1.8.3-r3"
59
60 References
61 ==========
62
63 [ 1 ] CVE-2012-3505
64 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3505
65
66 Availability
67 ============
68
69 This GLSA and any updates to it are available for viewing at
70 the Gentoo Security Website:
71
72 http://security.gentoo.org/glsa/glsa-201312-15.xml
73
74 Concerns?
75 =========
76
77 Security is a primary focus of Gentoo Linux and ensuring the
78 confidentiality and security of our users' machines is of utmost
79 importance to us. Any security concerns should be addressed to
80 security@g.o or alternatively, you may file a bug at
81 https://bugs.gentoo.org.
82
83 License
84 =======
85
86 Copyright 2013 Gentoo Foundation, Inc; referenced text
87 belongs to its owner(s).
88
89 The contents of this document are licensed under the
90 Creative Commons - Attribution / Share Alike license.
91
92 http://creativecommons.org/licenses/by-sa/2.5

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