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author | Thomas Deutschmann <whissi@gentoo.org> | 2017-02-21 00:47:50 +0100 |
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committer | Thomas Deutschmann <whissi@gentoo.org> | 2017-02-21 00:47:50 +0100 |
commit | 0158b85c655b3a97d8539528811f8176556693f4 (patch) | |
tree | 5cfbb0ac56afbd9ad726b7df70b53383d9aaceab /glsa-201702-23.xml | |
parent | Add GLSA 201702-22 (diff) | |
download | glsa-0158b85c655b3a97d8539528811f8176556693f4.tar.gz glsa-0158b85c655b3a97d8539528811f8176556693f4.tar.bz2 glsa-0158b85c655b3a97d8539528811f8176556693f4.zip |
Add GLSA 201702-23
Diffstat (limited to 'glsa-201702-23.xml')
-rw-r--r-- | glsa-201702-23.xml | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/glsa-201702-23.xml b/glsa-201702-23.xml new file mode 100644 index 00000000..4eae1027 --- /dev/null +++ b/glsa-201702-23.xml @@ -0,0 +1,61 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="201702-23"> + <title>Dropbear: Multiple vulnerabilities</title> + <synopsis>Multiple vulnerabilities have been found in Dropbear, the worst of + which allows remote attackers to execute arbitrary code. + </synopsis> + <product type="ebuild">dropbear</product> + <announced>2017-02-20</announced> + <revised>2017-02-20: 1</revised> + <bug>605560</bug> + <access>remote</access> + <affected> + <package name="net-misc/dropbear" auto="yes" arch="*"> + <unaffected range="ge">2016.74</unaffected> + <vulnerable range="lt">2016.74</vulnerable> + </package> + </affected> + <background> + <p>Dropbear is an SSH server and client designed with a small memory + footprint. + </p> + </background> + <description> + <p>Multiple vulnerabilities have been discovered in Dropbear. Please review + the CVE identifiers referenced below for details. + </p> + </description> + <impact type="normal"> + <p>A remote attacker could possibly execute arbitrary code with root + privileges if usernames containing special characters can be created on a + system. Also, a dbclient user who can control username or host arguments + could potentially run arbitrary code with the privileges of the process. + </p> + + <p>In addition, a remote attacker could entice a user to process a + specially crafted SSH key using dropbearconvert, possibly resulting in + execution of arbitrary code with the privileges of the process or a + Denial of Service condition. + </p> + </impact> + <workaround> + <p>There is no known workaround at this time.</p> + </workaround> + <resolution> + <p>All Dropbear users should upgrade to the latest version:</p> + + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-misc/dropbear-2016.74" + </code> + </resolution> + <references> + <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7406">CVE-2016-7406</uri> + <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7407">CVE-2016-7407</uri> + <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7408">CVE-2016-7408</uri> + <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7409">CVE-2016-7409</uri> + </references> + <metadata tag="requester" timestamp="2017-02-05T22:53:36Z">b-man</metadata> + <metadata tag="submitter" timestamp="2017-02-20T23:45:39Z">whissi</metadata> +</glsa> |