Gentoo Archives: gentoo-announce

From: Tim Yamin <plasmaroo@g.o>
To: bugtraq@×××××××××××××.com, full-disclosure@××××××××××××.com, security-alerts@×××××××××××××.com, gentoo-core@l.g.o, gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 200401-03 ] Apache mod_python Denial of Service vulnerability
Date: Tue, 27 Jan 2004 17:12:13
Message-Id: 401694BD.4080601@gentoo.org
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5 Gentoo Linux Security Advisory GLSA 200401-03
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7 ~ http://security.gentoo.org
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10 ~ Severity: Low
11 ~ Title: Apache mod_python Denial of Service vulnerability
12 ~ Date: January 27, 2004
13 ~ Bugs: #39154
14 ~ ID: 200401-03
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18 Synopsis
19 ========
20
21 Apache's mod_python module could crash the httpd process if a specific,
22 malformed query string was sent.
23
24 Background
25 ==========
26
27 Mod_python is an Apache module that embeds the Python interpreter within
28 the server allowing Python-based web-applications to be created.
29
30 Description
31 ===========
32
33 The Apache Foundation has reported that mod_python may be prone to
34 Denial of Service attacks when handling a malformed query. Mod_python
35 2.7.9 was released to fix the vulnerability, however, because the
36 vulnerability has not been fully fixed, version 2.7.10 has been released.
37
38 Users of mod_python 3.0.4 are not affected by this vulnerability.
39
40 Impact
41 ======
42
43 Although there are no known public exploits known for this exploit,
44 users are recommended to upgrade mod_python to ensure the security of
45 their infrastructure.
46
47 Workaround
48 ==========
49
50 Mod_python 2.7.10 has been released [ the release announcement is at
51 http://www.modpython.org/pipermail/mod_python/2004-January/014879.html ]
52 to solve this issue; there is no immediate workaround.
53
54 Resolution
55 ==========
56
57 All users using mod_python 2.7.9 or below are recommended to update
58 their mod_python installation:
59
60 ~ $> emerge sync
61 ~ $> emerge -pv ">=dev-python/mod_python-2.7.10"
62 ~ $> emerge ">=dev-python/mod_python-2.7.10"
63 ~ $> /etc/init.d/apache restart
64
65 Concerns?
66 =========
67
68 Security is a primary focus of Gentoo Linux and ensuring the
69 confidentiality and security of our users machines is of utmost
70 importance to us. Any security concerns should be addressed to
71 security@g.o or alternatively, you may file a bug at
72 http://bugs.gentoo.org.
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