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01 Record

CVE-2018-7531

An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.

UnratedPUBLISHEDCNA: icscert
CNA base scoreUnratedNo CNA CVSS vector

02 Description

An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.

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
1.38% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 71.6% of scored records. A rank, not a probability.
NVD base score
5.9 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:H/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
2018-03-14 18:00Z8 YR AGO
Last updated
2024-08-05 06:31Z2 YR AGO
Reserved
2018-02-26
Assigning CNA
icscert
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
450fba238f892ee976094221cf76182f552143f42af2291e75d394c5ffd31f5d

05 Affected products

VendorProductVersionsPlatforms
n/aOSIsoft PI Data ArchiveOSIsoft PI Data Archive—

06 References