High severity · published Apr 19, 2019
CVE-2019-4055
IBM MQ 8.0.0.0 through 8.0.0.10, 9.0.0.0 through 9.0.0.5, and 9.1.0.0 through 9.1.1 is vulnerable to a denial of service attack within the TLS key renegotiation function
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
IBM MQ 8.0.0.0 through 8.0.0.10, 9.0.0.0 through 9.0.0.5, and 9.1.0.0 through 9.1.1 is vulnerable to a denial of service attack within the TLS key renegotiation function. IBM X-Force ID: 156564.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MQ
MQ · Ibm
8.0.0.0 through 8.0.0.10; 9.0.0.0 through 9.0.0.5; 9.1.0 through 9.1.1; 9.1.0.0 through 9.1.0.1 · source: NVD
MA
MQ Appliance · Ibm
8.0.0.0 through 8.0.0.10; 9.1.0 through 9.1.1; 9.1.0.0 through 9.1.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-4055
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-4055
Third Party Advisory
http://www.securityfocus.com/bid/108027
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/156564
Patch
https://www.ibm.com/support/docview.wss?uid=ibm10870484
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