Gentoo Archives: gentoo-announce

From: Thomas Deutschmann <whissi@g.o>
To: gentoo-announce@l.g.o
Subject: [gentoo-announce] [ GLSA 201909-06 ] Exim: Multiple vulnerabilities
Date: Sat, 07 Sep 2019 00:25:48
Message-Id: 1e226eb0-1ebe-3315-c9ac-fb717e212096@gentoo.org
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2 Gentoo Linux Security Advisory GLSA 201909-06
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4 https://security.gentoo.org/
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6
7 Severity: High
8 Title: Exim: Multiple vulnerabilities
9 Date: September 07, 2019
10 Bugs: #692394, #693494
11 ID: 201909-06
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14
15 Synopsis
16 ========
17
18 Multiple vulnerabilities have been found in Exim, the worst of which
19 allows remote attackers to execute arbitrary code.
20
21 Background
22 ==========
23
24 Exim is a message transfer agent (MTA) designed to be a a highly
25 configurable, drop-in replacement for sendmail.
26
27 Affected packages
28 =================
29
30 -------------------------------------------------------------------
31 Package / Vulnerable / Unaffected
32 -------------------------------------------------------------------
33 1 mail-mta/exim < 4.92.2 >= 4.92.2
34
35 Description
36 ===========
37
38 Multiple vulnerabilities have been discovered in Exim. Please review
39 the CVE identifiers referenced below for details.
40
41 Impact
42 ======
43
44 A remote attacker, by connecting to the SMTP listener daemon, could
45 possibly execute arbitrary code with the privileges of the process or
46 cause a Denial of Service condition.
47
48 Workaround
49 ==========
50
51 There is no known workaround at this time.
52
53 Resolution
54 ==========
55
56 All Exim users should upgrade to the latest version:
57
58 # emerge --sync
59 # emerge --ask --oneshot --verbose ">=mail-mta/exim-4.92.2"
60
61 References
62 ==========
63
64 [ 1 ] CVE-2019-13917
65 https://nvd.nist.gov/vuln/detail/CVE-2019-13917
66 [ 2 ] CVE-2019-15846
67 https://nvd.nist.gov/vuln/detail/CVE-2019-15846
68
69 Availability
70 ============
71
72 This GLSA and any updates to it are available for viewing at
73 the Gentoo Security Website:
74
75 https://security.gentoo.org/glsa/201909-06
76
77 Concerns?
78 =========
79
80 Security is a primary focus of Gentoo Linux and ensuring the
81 confidentiality and security of our users' machines is of utmost
82 importance to us. Any security concerns should be addressed to
83 security@g.o or alternatively, you may file a bug at
84 https://bugs.gentoo.org.
85
86 License
87 =======
88
89 Copyright 2019 Gentoo Foundation, Inc; referenced text
90 belongs to its owner(s).
91
92 The contents of this document are licensed under the
93 Creative Commons - Attribution / Share Alike license.
94
95 https://creativecommons.org/licenses/by-sa/2.5

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