7.8
CWE
611 400
Advisory Published
CVE Published
Updated

CVE-2018-20843: XEE

First published: Mon Jun 24 2019(Updated: )

In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/jbcs-httpd24-curl<0:7.64.1-36.jbcs.el6
0:7.64.1-36.jbcs.el6
redhat/jbcs-httpd24-httpd<0:2.4.37-57.jbcs.el6
0:2.4.37-57.jbcs.el6
redhat/jbcs-httpd24-nghttp2<0:1.39.2-25.jbcs.el6
0:1.39.2-25.jbcs.el6
redhat/jbcs-httpd24-curl<0:7.64.1-36.jbcs.el7
0:7.64.1-36.jbcs.el7
redhat/jbcs-httpd24-httpd<0:2.4.37-57.jbcs.el7
0:2.4.37-57.jbcs.el7
redhat/jbcs-httpd24-nghttp2<0:1.39.2-25.jbcs.el7
0:1.39.2-25.jbcs.el7
redhat/jbcs-httpd24-openssl-pkcs11<0:0.4.10-7.jbcs.el7
0:0.4.10-7.jbcs.el7
redhat/expat<0:2.1.0-12.el7
0:2.1.0-12.el7
redhat/mingw-expat<0:2.2.4-5.el8
0:2.2.4-5.el8
redhat/expat<0:2.2.5-4.el8
0:2.2.5-4.el8
Libexpat Project Libexpat<2.2.7
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=18.10
Canonical Ubuntu Linux=19.04
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Fedoraproject Fedora=29
Fedoraproject Fedora=30
openSUSE Leap=15.0
openSUSE Leap=15.1
Oracle Hospitality RES 3700>=5.7<=5.7.6
Oracle HTTP Server=12.1.3.0
Oracle HTTP Server=12.2.1.4.0
Oracle Outside In Technology=8.5.4
Oracle Outside In Technology=8.5.5
Tenable Nessus<8.15.0
debian/expat<=2.2.6-1<=2.2.0-2+deb9u1<=2.2.0-1
2.2.6-2
2.2.0-2+deb9u2
redhat/expat<2.2.7
2.2.7
IBM RDNG<=6.0.2
IBM RDNG<=6.0.6.1
IBM RDNG<=6.0.6
IBM DOORS Next<=7.0
debian/expat
2.2.10-2+deb11u5
2.2.10-2+deb11u6
2.5.0-1+deb12u1
2.6.4-1

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