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01 Record

CVE-2018-1821

IBM Operational Decision Management 8.5, 8.6, 8.7, 8.8, and 8.9 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this

HighPUBLISHEDCNA: ibm
CNA base score7.1 CVSS v3.xCVSS:3.0/A:L/AC:L/AV:N/C:H/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:O
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02 Description

IBM Operational Decision Management 8.5, 8.6, 8.7, 8.8, and 8.9 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this

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
15.80% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 96.7% of scored records. A rank, not a probability.
NVD base score
9.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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
2018-12-13 16:00Z7 YR AGO
Last updated
2024-09-16 23:00Z2 YR AGO
Reserved
2017-12-13
Assigning CNA
ibm
Record state
PUBLISHED
Severity
High (CVSS 7.1)
CNA CVSS vector
CVSS:3.0/A:L/AC:L/AV:N/C:H/I:N/PR:L/S:U/UI:N/E:U/RC:C/RL:O
Weaknesses
  • CWE-611Improper Restriction of XML External Entity ReferenceBase
Data version
5.1
Document digest
2b20bce9f7b80094a9d86e6888aa3a0f028ae056b09175f7394b7c76ae7388ce

05 Affected products

VendorProductVersionsPlatforms
IBMOperational Decision Management8.5, 8.6, 8.7, 8.8, 8.9—

06 References