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CVE-2020-4869

IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer...

5.3 Medium

IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.84%Down 5.4 points since Apr 14, 2021
90%50%10%1%

What each source reports

CVE List Score used 5.3

IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.

Record
CVE-2020-4869
CVSS 3.0
5.3 MediumCVSS:3.0/AC:H/I:N/AV:N/C:N/UI:N/PR:L/S:U/A:H/RC:C/E:U/RL:O
Updated
2026-11-02
EUVDEUVD-2020-26116 5.3

IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.

Record
EUVD-2020-26116
CVSS 3.0
5.3 MediumCVSS:3.0/AC:H/I:N/AV:N/C:N/UI:N/PR:L/S:U/A:H/RC:C/E:U/RL:O
Updated
2026-11-03
GitHub AdvisoriesGHSA-r6xm-wq7q-jr6c No score

IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer...

IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.

Record
GHSA-r6xm-wq7q-jr6c
Weakness
CWE-120
Updated
2026-11-02
NVD 6.5

IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.

Record
CVE-2020-4869
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.0
5.3 MediumCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
4.0 MediumAV:N/AC:L/Au:S/C:N/I:N/A:P
Weakness
CWE-120
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
facts
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-4869 is a medium vulnerability (CVSS 5.3) in Ibm Mq Appliance, published January 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.84%, the 79th percentile. No source names a fixed version.

References

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