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01 Record

CVE-2020-4870

IBM MQ 9.2 CD and LTS are vulnerable to a denial of service attack caused by an error processing connecting applications. IBM X-Force ID: 190833.

MediumPUBLISHEDCNA: ibm
CNA base score5.9 CVSS v3.xCVSS:3.0/PR:N/AC:H/S:U/UI:N/AV:N/A:H/I:N/C:N/RC:C/E:U/RL:O
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02 Description

IBM MQ 9.2 CD and LTS are vulnerable to a denial of service attack caused by an error processing connecting applications. IBM X-Force ID: 190833.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.71% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 77.2% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-12-21 17:50Z5 YR AGO
Last updated
2024-09-17 03:22Z2 YR AGO
Reserved
2019-12-30
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Medium (CVSS 5.9)
CNA CVSS vector
CVSS:3.0/PR:N/AC:H/S:U/UI:N/AV:N/A:H/I:N/C:N/RC:C/E:U/RL:O
Weaknesses
No CWE assigned
Data version
5.1
Document digest
0894b826337e487bce11afa433ff267fa2285432e1314d2528c804faa4ecf835

05 Affected products

VendorProductVersionsPlatforms
IBMMQ9.2.0—
IBMMQ Appliance9.2.0.0—

06 References