Test ID:	1.3.6.1.4.1.25623.1.0.704130
Category:	Debian Local Security Checks
Title:	Debian: Security Advisory (DSA-4130-1)
Summary:	The remote host is missing an update for the Debian 'dovecot' package(s) announced via the DSA-4130-1 advisory.
Description:	Summary: The remote host is missing an update for the Debian 'dovecot' package(s) announced via the DSA-4130-1 advisory. Vulnerability Insight: Several vulnerabilities have been discovered in the Dovecot email server. The Common Vulnerabilities and Exposures project identifies the following issues: CVE-2017-14461 Aleksandar Nikolic of Cisco Talos and flxflndy discovered that Dovecot does not properly parse invalid email addresses, which may cause a crash or leak memory contents to an attacker. CVE-2017-15130 It was discovered that TLS SNI config lookups may lead to excessive memory usage, causing imap-login/pop3-login VSZ limit to be reached and the process restarted, resulting in a denial of service. Only Dovecot configurations containing local_name { } or local { } configuration blocks are affected. CVE-2017-15132 It was discovered that Dovecot contains a memory leak flaw in the login process on aborted SASL authentication. For the oldstable distribution (jessie), these problems have been fixed in version 1:2.2.13-12~ deb8u4. For the stable distribution (stretch), these problems have been fixed in version 1:2.2.27-3+deb9u2. We recommend that you upgrade your dovecot packages. For the detailed security status of dovecot please refer to its security tracker page at: [link moved to references] Affected Software/OS: 'dovecot' package(s) on Debian 8, Debian 9. Solution: Please install the updated package(s). CVSS Score: 5.5 CVSS Vector: AV:N/AC:L/Au:S/C:P/I:N/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2017-14461 BugTraq ID: 103201 http://www.securityfocus.com/bid/103201 Debian Security Information: DSA-4130 (Google Search) https://www.debian.org/security/2018/dsa-4130 https://talosintelligence.com/vulnerability_reports/TALOS-2017-0510 https://lists.debian.org/debian-lts-announce/2018/03/msg00036.html https://www.dovecot.org/list/dovecot-news/2018-February/000370.html https://usn.ubuntu.com/3587-1/ https://usn.ubuntu.com/3587-2/ Common Vulnerability Exposure (CVE) ID: CVE-2017-15130 http://seclists.org/oss-sec/2018/q1/205 Common Vulnerability Exposure (CVE) ID: CVE-2017-15132 https://usn.ubuntu.com/3556-1/ https://usn.ubuntu.com/3556-2/
Copyright	Copyright (C) 2018 Greenbone AG

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