CVE-2018-7533

highpriority · track · 31OT risk · elevatedEPSS 0.003 · 27 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.34% (27th) EPSS

CVSS 7.2 · high

Is it mine?

5 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

An Incorrect Default Permissions issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Insecure default configuration may allow escalation of privileges that gives the actor full control over the system.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationPI Data Archivecisa_csaf_ot
OSIsoft recommends that customers upgrade to PI Data Archive 2017 R2. Obtain the update from OSIsoft.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 10

v3.07.8highCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.07.3highCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.07.1highCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-276USprimaryCWE-276US

affected products (5)

Products and version ranges known to be affected.

PI Data Archive: versions 2017 and priorall versionscisa_csaf_otUS
OSIsoft LLC PI Data Archive≤ 2017cisa_csaf_otUS
n/a OSIsoft PI Data Archive≤ OSIsoft PI Data Archiveenisa_euvdEU
osisoft pi data archive≤ 2017nvdUScpe:2.3:a:osisoft:pi_data_archive:*:*:*:*:*:*:*:*
osisoft pi data archive= 2017nvdUScpe:2.3:a:osisoft:pi_data_archive:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-18-072-02OSIsoft PI Data Archive2018-03-13icsa · cisa_csaf_otUS
ATTENTION: Exploitable remotely/low skill level to exploit.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2018-03-14modified 2026-06-17

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+2180 more

references (7)

External citations — patches, advisories, analysis.

https://ics-cert.us-cert.gov/advisories/ICSA-18-072-02 cnnvd
https://techsupport.osisoft.com/Troubleshooting/Alerts/AL00339Patchcnnvd
https://www.securityfocus.com/bid/103399 cnnvd
http://www.securityfocus.com/bid/103399 enisa_euvd
https://ics-cert.us-cert.gov/advisories/ICSA-18-072-02 enisa_euvd
http://www.securityfocus.com/bid/103399Third Party AdvisoryVDB Entrynvd
https://ics-cert.us-cert.gov/advisories/ICSA-18-072-02Third Party AdvisoryUS Government Resourcenvd

scry

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