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author | Thomas Deutschmann <whissi@gentoo.org> | 2020-12-23 21:12:26 +0100 |
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committer | Thomas Deutschmann <whissi@gentoo.org> | 2020-12-23 21:12:26 +0100 |
commit | f98998fd448d797352bb93bf68aaf1e121cef654 (patch) | |
tree | cb1e5ed942167e6516b84bbcb8fb2d7f5a116862 /glsa-202012-19.xml | |
parent | [ GLSA 202012-18 ] PowerDNS: information disclosure (diff) | |
download | glsa-f98998fd448d797352bb93bf68aaf1e121cef654.tar.gz glsa-f98998fd448d797352bb93bf68aaf1e121cef654.tar.bz2 glsa-f98998fd448d797352bb93bf68aaf1e121cef654.zip |
[ GLSA 202012-19 ] PowerDNS Recursor: Denial of service
Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>
Diffstat (limited to 'glsa-202012-19.xml')
-rw-r--r-- | glsa-202012-19.xml | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/glsa-202012-19.xml b/glsa-202012-19.xml new file mode 100644 index 00000000..939cc25c --- /dev/null +++ b/glsa-202012-19.xml @@ -0,0 +1,52 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="202012-19"> + <title>PowerDNS Recursor: Denial of service</title> + <synopsis>A vulnerability in PowerDNS Recursor could lead to a Denial of + Service condition. + </synopsis> + <product type="ebuild">pdns-recursor</product> + <announced>2020-12-23</announced> + <revised count="1">2020-12-23</revised> + <bug>746923</bug> + <access>remote</access> + <affected> + <package name="net-dns/pdns-recursor" auto="yes" arch="*"> + <unaffected range="ge">4.3.5</unaffected> + <vulnerable range="lt">4.3.5</vulnerable> + </package> + </affected> + <background> + <p>PowerDNS Recursor is a high-end, high-performance resolving name server.</p> + </background> + <description> + <p>It was discovered that it was possible to update the DNSSEC validation + state to a bogus state for a cached record via DNS ANY query. + </p> + </description> + <impact type="low"> + <p>A remote attacker could send specially crafted DNS queries to deny + DNSSEC validation. + </p> + </impact> + <workaround> + <p>There is no known workaround at this time.</p> + </workaround> + <resolution> + <p>All PowerDNS Recursor users should upgrade to the latest version:</p> + + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-dns/pdns-recursor-4.3.5" + </code> + + </resolution> + <references> + <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25829">CVE-2020-25829</uri> + <uri link="https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-07.html"> + PowerDNS Security Advisory 2020-07 + </uri> + </references> + <metadata tag="requester" timestamp="2020-12-23T17:00:31Z">whissi</metadata> + <metadata tag="submitter" timestamp="2020-12-23T19:54:43Z">whissi</metadata> +</glsa> |