CVE-2018-20843

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 24-06-2019 02:00

Last modified: - 24-06-2019 02:00

Total changes: - 10

Description

CVE-2018-20843 expat: large number of colons in input makes parser consume high amount of resources, leading to DoS

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Low

Attack complexity

Network

Attack vector

High

Availability

None

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

7.5

Base score

Exploitability score

Impact score

Verification logic

AND

product=jbcs-httpd24-curl-0 AND versionEndExcluding=7.64.1-36.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-httpd-0 AND versionEndExcluding=2.4.37-57.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_cluster-native-0 AND versionEndExcluding=1.3.14-4.Final_redhat_2.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_http2-0 AND versionEndExcluding=1.15.7-3.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_jk-0 AND versionEndExcluding=1.2.48-4.redhat_1.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_md-1 AND versionEndExcluding=2.0.8-24.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_security-0 AND versionEndExcluding=2.9.2-51.GA.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-nghttp2-0 AND versionEndExcluding=1.39.2-25.jbcs.el6

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-curl-0 AND versionEndExcluding=7.64.1-36.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-httpd-0 AND versionEndExcluding=2.4.37-57.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_cluster-native-0 AND versionEndExcluding=1.3.14-4.Final_redhat_2.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_http2-0 AND versionEndExcluding=1.15.7-3.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_jk-0 AND versionEndExcluding=1.2.48-4.redhat_1.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_md-1 AND versionEndExcluding=2.0.8-24.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-mod_security-0 AND versionEndExcluding=2.9.2-51.GA.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-nghttp2-0 AND versionEndExcluding=1.39.2-25.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=jbcs-httpd24-openssl-pkcs11-0 AND versionEndExcluding=0.4.10-7.jbcs.el7

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=expat-0 AND versionEndExcluding=2.1.0-12.el7

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=7

AND

product=mingw-expat-0 AND versionEndExcluding=2.2.4-5.el8

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=8

AND

product=expat-0 AND versionEndExcluding=2.2.5-4.el8

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=8

AND

product=expat

vendor=Red Hat Enterprise Linux AND product=jboss_core_services AND version=1

AND

product=expat AND version=

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=5

AND

product=xmlrpc-c AND version=

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=5

AND

product=compat-expat1 AND version=

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=6

AND

product=expat AND version=

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=6

AND

product=httpd AND version=

vendor=Red Hat Enterprise Linux AND product=jboss_enterprise_application_platform AND version=6

AND

product=httpd AND version=

vendor=Red Hat Enterprise Linux AND product=jboss_enterprise_web_server AND version=2

Reference

Keywords

CVE-2018-20843

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

REDHAT

CVE-2018-20843

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures