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author | Thomas Deutschmann <whissi@gentoo.org> | 2021-05-26 19:42:18 +0200 |
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committer | Thomas Deutschmann <whissi@gentoo.org> | 2021-05-26 19:42:18 +0200 |
commit | 29b28f325e4069cfaddd54985af2e51a0ec1d226 (patch) | |
tree | d1a59deb1d400aaccfe9960e20677639e756b774 /glsa-202105-38.xml | |
parent | Unify title: s/Denial of Service/Denial of service/ (diff) | |
download | glsa-29b28f325e4069cfaddd54985af2e51a0ec1d226.tar.gz glsa-29b28f325e4069cfaddd54985af2e51a0ec1d226.tar.bz2 glsa-29b28f325e4069cfaddd54985af2e51a0ec1d226.zip |
[ GLSA 202105-38 ] nginx: Remote code execution
Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>
Diffstat (limited to 'glsa-202105-38.xml')
-rw-r--r-- | glsa-202105-38.xml | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/glsa-202105-38.xml b/glsa-202105-38.xml new file mode 100644 index 00000000..d5c53fcc --- /dev/null +++ b/glsa-202105-38.xml @@ -0,0 +1,59 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="202105-38"> + <title>nginx: Remote code execution</title> + <synopsis>A vulnerability in nginx could lead to remote code execution.</synopsis> + <product type="ebuild">nginx</product> + <announced>2021-05-26</announced> + <revised count="1">2021-05-26</revised> + <bug>792087</bug> + <access>remote</access> + <affected> + <package name="www-servers/nginx" auto="yes" arch="*"> + <unaffected range="ge" slot="0">1.20.1</unaffected> + <unaffected range="ge" slot="mainline">1.21.0</unaffected> + <vulnerable range="lt">1.21.0</vulnerable> + </package> + </affected> + <background> + <p>nginx is a robust, small, and high performance HTTP and reverse proxy + server. + </p> + </background> + <description> + <p>It was discovered that nginx did not properly handle DNS responses when + “resolver” directive is used. + </p> + </description> + <impact type="high"> + <p>A remote attacker, able to provide DNS responses to a nginx instance, + could cause the 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 nginx users should upgrade to the latest version:</p> + + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=www-servers/nginx-1.20.1" + </code> + + <p>All nginx mainline users should upgrade to the latest version:</p> + + <code> + # emerge --sync + # emerge --ask --oneshot --verbose + ">=www-servers/nginx-1.21.0:mainline" + </code> + + </resolution> + <references> + <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-23017">CVE-2021-23017</uri> + </references> + <metadata tag="requester" timestamp="2021-05-26T17:05:23Z">whissi</metadata> + <metadata tag="submitter" timestamp="2021-05-26T17:40:33Z">whissi</metadata> +</glsa> |