Gentoo Archives: gentoo-announce

From: Aaron Bauman <bman@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 201709-13 ] SquirrelMail: Remote Code Execution
Date: Sun, 17 Sep 2017 20:30:13
Message-Id: 21828308.CPfihMUouF@localhost.localdomain
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2 Gentoo Linux Security Advisory GLSA 201709-13
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4 https://security.gentoo.org/
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6
7 Severity: Normal
8 Title: SquirrelMail: Remote Code Execution
9 Date: September 17, 2017
10 Bugs: #616700
11 ID: 201709-13
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14
15 Synopsis
16 ========
17
18 A vulnerability in SquirrelMail might allow remote attackers to execute
19 arbitrary code.
20
21 Background
22 ==========
23
24 SquirrelMail is a webmail package written in PHP. It supports IMAP and
25 SMTP and can optionally be installed with SQL support.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 mail-client/squirrelmail
34 < 1.4.23_pre20140426 Vulnerable!
35 -------------------------------------------------------------------
36 NOTE: Certain packages are still vulnerable. Users should migrate
37 to another package if one is available or wait for the
38 existing packages to be marked stable by their
39 architecture maintainers.
40
41 Description
42 ===========
43
44 It was discovered that the sendmail.cf file is mishandled in a popen
45 call.
46
47 Impact
48 ======
49
50 A remote attacker, by enticing a user to open an e-mail attachment,
51 could execute arbitrary shell commands.
52
53 Workaround
54 ==========
55
56 There is no known workaround at this time.
57
58 Resolution
59 ==========
60
61 Gentoo has discontinued support for SquirrelMail and recommends that
62 users unmerge the package:
63
64 # emerge --unmerge "mail-client/squirrelmail"
65
66 References
67 ==========
68
69 [ 1 ] CVE-2017-7692
70 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-7692
71
72 Availability
73 ============
74
75 This GLSA and any updates to it are available for viewing at
76 the Gentoo Security Website:
77
78 https://security.gentoo.org/glsa/201709-13
79
80 Concerns?
81 =========
82
83 Security is a primary focus of Gentoo Linux and ensuring the
84 confidentiality and security of our users' machines is of utmost
85 importance to us. Any security concerns should be addressed to
86 security@g.o or alternatively, you may file a bug at
87 https://bugs.gentoo.org.
88
89 License
90 =======
91
92 Copyright 2017 Gentoo Foundation, Inc; referenced text
93 belongs to its owner(s).
94
95 The contents of this document are licensed under the
96 Creative Commons - Attribution / Share Alike license.
97
98 http://creativecommons.org/licenses/by-sa/2.5

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