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Diffstat (limited to 'xml/htdocs/security/en/glsa/glsa-200812-19.xml')
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diff --git a/xml/htdocs/security/en/glsa/glsa-200812-19.xml b/xml/htdocs/security/en/glsa/glsa-200812-19.xml new file mode 100644 index 00000000..c01543ac --- /dev/null +++ b/xml/htdocs/security/en/glsa/glsa-200812-19.xml @@ -0,0 +1,75 @@ +<?xml version="1.0" encoding="utf-8"?> +<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> +<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> + +<glsa id="200812-19"> + <title>PowerDNS: Multiple vulnerabilities</title> + <synopsis> + Two vulnerabilities have been discovered in PowerDNS, possibly leading to a + Denial of Service and easing cache poisoning attacks. + </synopsis> + <product type="ebuild">pdns</product> + <announced>December 19, 2008</announced> + <revised>December 19, 2008: 01</revised> + <bug>234032</bug> + <bug>247079</bug> + <access>remote</access> + <affected> + <package name="net-dns/pdns" auto="yes" arch="*"> + <unaffected range="ge">2.9.21.2</unaffected> + <vulnerable range="lt">2.9.21.2</vulnerable> + </package> + </affected> + <background> + <p> + The PowerDNS Nameserver is an authoritative-only nameserver which uses + a flexible backend architecture. + </p> + </background> + <description> + <p> + Daniel Drown reported an error when receiving a HINFO CH query + (CVE-2008-5277). Brian J. Dowling of Simplicity Communications + discovered a previously unknown security implication of the PowerDNS + behavior to not respond to certain queries it considers malformed + (CVE-2008-3337). + </p> + </description> + <impact type="normal"> + <p> + A remote attacker could send specially crafted queries to cause a + Denial of Service. The second vulnerability in itself does not pose a + security risk to PowerDNS Nameserver. However, not answering a query + for an invalid DNS record within a valid domain allows for a larger + spoofing window on third-party nameservers for domains being hosted by + PowerDNS Nameserver itself. + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + All PowerDNS users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-dns/pdns-2.9.21.2"</code> + </resolution> + <references> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3337">CVE-2008-3337</uri> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5277">CVE-2008-5277</uri> + </references> + <metadata tag="requester" timestamp="Sat, 06 Sep 2008 21:05:59 +0000"> + p-y + </metadata> + <metadata tag="bugReady" timestamp="Sat, 06 Sep 2008 21:06:12 +0000"> + p-y + </metadata> + <metadata tag="submitter" timestamp="Wed, 10 Sep 2008 17:38:51 +0000"> + jaervosz + </metadata> +</glsa> |