High severity · published Nov 3, 2023
CVE-2023-46176
IBM MQ Appliance 9.3 CD could allow a local attacker to gain elevated privileges on the system, caused by improper validation of security keys
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
IBM MQ Appliance 9.3 CD could allow a local attacker to gain elevated privileges on the system, caused by improper validation of security keys. IBM X-Force ID: 269535.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
MQ Appliance · Ibm
9.3.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-46176
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-46176
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/269535
Patch
https://www.ibm.com/support/pages/node/7060769
More from MQ Appliance
10.0
CVE-2026-10747
IBM MQ Appliance is affected by a heap buffer overflow vulnerability in protocol message processing
9.8
CVE-2020-4682
IBM MQ 7.5, 8.0, 9.0, 9.1, 9.2 LTS, and 9.2 CD could allow a remote attacker to execute arbitrary code on the system, caused by an unsafe deserialization of trusted data
8.8
CVE-2025-0975
IBM MQ 9.3 LTS, 9.3 CD, 9.4 LTS, and 9.4 CD console could allow an authenticated user to execute code due to improper neutralization of escape characters
8.8
CVE-2024-40681
IBM MQ security bypass
8.8
CVE-2020-4938
IBM MQ Appliance 9.1 and 9.2 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that…