Date: Mon, 18 May 2020 19:00:35 +0000 (UTC) From: Larry Rosenman <ler@FreeBSD.org> To: ports-committers@freebsd.org, svn-ports-all@freebsd.org, svn-ports-head@freebsd.org Subject: svn commit: r535775 - head/security/vuxml Message-ID: <202005181900.04IJ0Z0Z018579@repo.freebsd.org>
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Author: ler Date: Mon May 18 19:00:35 2020 New Revision: 535775 URL: https://svnweb.freebsd.org/changeset/ports/535775 Log: security/vuxml: Report multiple dovecot vulnerabilities. Modified: head/security/vuxml/vuln.xml Modified: head/security/vuxml/vuln.xml ============================================================================== --- head/security/vuxml/vuln.xml Mon May 18 18:56:59 2020 (r535774) +++ head/security/vuxml/vuln.xml Mon May 18 19:00:35 2020 (r535775) @@ -58,6 +58,77 @@ Notes: * Do not forget port variants (linux-f10-libxml2, libxml2, etc.) --> <vuxml xmlns="http://www.vuxml.org/apps/vuxml-1"> + <vuln vid="37d106a8-15a4-483e-8247-fcb68b16eaf8"> + <topic>Dovecot -- Multiple vulnerabilities</topic> + <affects> + <package> + <name>dovecot</name> + <range><lt>2.3.10.1</lt></range> + </package> + </affects> + <description> + <body xmlns="http://www.w3.org/1999/xhtml"> + <p>Aki Tuomi reports:</p> + <blockquote cite="https://dovecot.org/pipermail/dovecot-news/2020-May/000438.html"> + <p>Vulnerability Details: + Sending malformed NOOP command causes crash in submission, submission-login or + lmtp service. + +Risk: + Remote attacker can keep submission-login service down, causing denial of + service attack. For lmtp the risk is neglible, as lmtp is usually behind a + trusted MTA. + +Steps to reproduce: + Send ``NOOP EE"FY`` to submission port, or similarly malformed command.</p> + <p>Vulnerability Details: + + Sending command followed by sufficient number of newlines triggers a + use-after-free bug that might crash submission-login, submission or + lmtp service. + +Risk: + + Remote attacker can keep submission-login service down, causing denial + of service attack. For lmtp the risk is neglible, as lmtp is usually + behind a trusted MTA. + +Steps to reproduce: + + This can be currently reproduced with ASAN or Valgrind. Reliable way to + crash has not yet been discovered. + </p> + <p>Vulnerability Details: + Sending mail with empty quoted localpart causes submission or lmtp component + to crash. + +Risk: + Malicious actor can cause denial of service to mail delivery by repeatedly + sending mails with bad sender or recipient address. + +Steps to reproduce: + Send mail with envelope sender or recipient as <""@example.org>. + +Workaround: + For submission there is no workaround, but triggering the bug requires valid + credentials. + For lmtp, one can implement sufficient filtering on MTA level to prevent mails + with such addresses from ending up in LMTP delivery.</p> + </blockquote> + </body> + </description> + <references> + <url>https://dovecot.org/pipermail/dovecot-news/2020-May/000438.html</url> + <cvename>CVE-2020-10957</cvename> + <cvename>CVE-2020-10958</cvename> + <cvename>CVE-2020-10967</cvename> + </references> + <dates> + <discovery>2020-04-02</discovery> + <entry>2020-05-18</entry> + </dates> + </vuln> + <vuln vid="91ce95d5-cd15-4105-b942-af5ccc7144c1"> <topic>clamav -- multiple vulnerabilities</topic> <affects>
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