IBM MQ Appliance has resolved libexpat vulnerabilities.
CVEID:CVE-2018-20843
**DESCRIPTION:**libexpat is vulnerable to a denial of service, caused by an error in the XML parser. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to consume all available CPU resources.
CVSS Base score: 3.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/163073 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID:CVE-2019-15903
**DESCRIPTION:**libexpat is vulnerable to a denial of service, caused by a heap-based buffer over-read in XML_GetCurrentLineNumber. By using a specially-crafted XML input, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/166560 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Product(s) | Version(s) |
---|---|
IBM MQ Appliance | 9.1 LTS |
IBM MQ Appliance | 9.1 CD |
IBM MQ Appliance | 9.2 LTS |
IBM MQ Appliance | 9.2 CD |
This vulnerability is addressed by APAR IT35457.
IBM MQ Appliance 9.1 LTS
Apply the interim fix for APAR IT35457, or later maintenance.
IBM MQ Appliance 9.1 CD
Upgrade to IBM MQ CD 9.2.1 by applying the interim fix for APAR IT35457, or later maintenance.
IBM MQ Appliance 9.2 LTS
Apply the interim fix for APAR IT35457, or later maintenance.
IBM MQ Appliance 9.2 CD
Apply the interim fix for APAR IT35457, or later maintenance.
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