6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
23.9%
**ATTENTION:**Exploitable remotely/low skill level to exploit
Vendor: OSIsoft
Equipment: PI Vision
**Vulnerabilities:**Protection Mechanism Failure, Information Exposure
The following versions of PI Vision, a data visualization framework, are affected:
Successful exploitation of these vulnerabilities could allow remote code execution and expose information.
OSIsoft recommends that users upgrade to PI Vision 2017 R2 Update 1. Obtain the update from OSIsoft.
OSIsoft has released the following alert:
<https://techsupport.osisoft.com/Troubleshooting/Alerts/AL00338>
NOTE: PI Vision 2017 R2 Update 1 also addresses PI Web API vulnerabilities. Please see the following OSIsoft alerts:
<https://techsupport.osisoft.com/Troubleshooting/Alerts/AL00337>
<https://techsupport.osisoft.com/Troubleshooting/Alerts/AL00336>
NCCIC recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should:
NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
NCCIC 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 NCCIC Technical Information Paper, ICS-TIP-12-146-01B–Targeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT website.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to NCCIC for tracking and correlation against other incidents.
No known public exploits specifically target these vulnerabilities.
X-XSS-Protection response header is not set to block, allowing attempts at reflected cross-site scripting.
CVE-2018-7504 has been assigned to this vulnerability. A CVSS v3 base score of 6.1 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).
Server response header and referrer-policy response header each provide unintended information disclosure.
CVE-2018-7496 has been assigned to this vulnerability. A CVSS v3 base score of 4.3 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N).
OSIsoft self-reported the vulnerabilities to NCCIC.
Critical Infrastructure Sectors: Multiple Sectors
Countries/Areas Deployed: Worldwide
Company Headquarters Location: United States
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-7496
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-7504
cwe.mitre.org/data/definitions/200.html
cwe.mitre.org/data/definitions/693.html
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
techsupport.osisoft.com/Troubleshooting/Alerts/AL00336
techsupport.osisoft.com/Troubleshooting/Alerts/AL00337
techsupport.osisoft.com/Troubleshooting/Alerts/AL00338
twitter.com/CISAgov
twitter.com/intent/tweet?text=OSIsoft%20PI%20Vision+https://www.cisa.gov/news-events/ics-advisories/icsa-18-072-03
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-18-072-03&title=OSIsoft%20PI%20Vision
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
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-18-072-03
www.oig.dhs.gov/
www.surveymonkey.com/r/CISA-cyber-survey?product=https://www.cisa.gov/news-events/ics-advisories/icsa-18-072-03
www.usa.gov/
www.whitehouse.gov/
www.youtube.com/@cisagov
mailto:?subject=OSIsoft%20PI%20Vision&body=www.cisa.gov/news-events/ics-advisories/icsa-18-072-03
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
23.9%