CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
74.2%
**ATTENTION:**Remotely exploitable/low skill level to exploit.
Vendor: OSIsoft
Equipment: PI Integrator
Vulnerabilities: Cross-Site Scripting, Improper Authorization
The following versions of PI Integrator, a data management platform, are affected:
Successful exploitation of these vulnerabilities could allow an unauthorized attacker to gain privileged access to the system. An attacker may also be able to store a malicious script in the application database.
OSIsoft recommends that users update their software at the earliest opportunity. Users and administrators are encouraged to upgrade to PI Integrator for Business Analytics 2016 R2 or later, PI Integrator for Microsoft Azure 2016 R2 SP1 or later, or PI Integrator for SAP HANA 2017 or later for the corresponding edition.
OSIsoft has released an alert that can be found at:
<https://techsupport.osisoft.com/Troubleshooting/Alerts/AL00324>
NCCIC/ICS-CERT recommends that users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should:
ICS-CERT reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
ICS-CERT also provides a section for control systems security recommended practices on the ICS-CERT web page. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Additional mitigation guidance and recommended practices are publicly available in the ICSβCERT Technical Information Paper, ICS-TIP-12-146-01BβTargeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT web site.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to ICS-CERT for tracking and correlation against other incidents.
No known public exploits specifically target these vulnerabilities.
An attacker may be able to upload a malicious script that attempts to redirect users to a malicious web site.
CVE-2017-9655 has been assigned to this vulnerability. A CVSS v3 base score of 6.8 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H).
An attacker is able to gain privileged access to the system while unauthorized.
CVE-2017-9653 has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
These vulnerabilities were self-reported by OSIsoft.
Critical Infrastructure Sector: Multiple Sectors
Countries/Areas Deployed: Worldwide
Company Headquarters Location: United States
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-9653
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-9655
cisasurvey.gov1.qualtrics.com/jfe/form/SV_9n4TtB8uttUPaM6?product=https://www.cisa.gov/news-events/ics-advisories/icsa-17-220-01
cwe.mitre.org/data/definitions/285.html
cwe.mitre.org/data/definitions/79.html
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
techsupport.osisoft.com/Troubleshooting/Alerts/AL00324
twitter.com/CISAgov
twitter.com/intent/tweet?text=OSIsoft%20PI%20Integrator+https://www.cisa.gov/news-events/ics-advisories/icsa-17-220-01
www.dhs.gov
www.dhs.gov/foia
www.dhs.gov/performance-financial-reports
www.facebook.com/CISA
www.facebook.com/sharer/sharer.php?u=https://www.cisa.gov/news-events/ics-advisories/icsa-17-220-01&title=OSIsoft%20PI%20Integrator
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
www.instagram.com/cisagov
www.linkedin.com/company/cybersecurity-and-infrastructure-security-agency
www.linkedin.com/sharing/share-offsite/?url=https://www.cisa.gov/news-events/ics-advisories/icsa-17-220-01
www.oig.dhs.gov/
www.usa.gov/
www.whitehouse.gov/
www.youtube.com/@cisagov
mailto:?subject=OSIsoft%20PI%20Integrator&body=www.cisa.gov/news-events/ics-advisories/icsa-17-220-01
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
74.2%