9.8 High
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
8.1 High
AI Score
Confidence
High
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.192 Low
EPSS
Percentile
96.2%
Successful exploitation of these vulnerabilities may allow un-neutralized user-controllable data input, disclosure of local files, access to NTLM (Windows New Technology LAN Manager) hashes, and access to sensitive files.
The following version of VISAM VBASE Editor, an automation platform, are affected:
The affected product is vulnerable to improper access control via the web-remote endpoint, which may allow an unauthenticated user viewing access to folders and files in the directory listing.
CVE-2021-38417 has been assigned to this vulnerability. A CVSS v3 base score of 7.4 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N).
The affected product does not neutralize or incorrectly neutralizes user-controllable input before the data is placed in output used as a public-facing webpage.
CVE-2021-42535 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N).
The affected software processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.
CVE-2021-42537 has been assigned to this vulnerability. A CVSS v3 base score of 5.9 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N).
The affected product relies on third-party components that are not actively supported or maintained by the original developer or a trusted proxy. The following CVEs are associated with this product.
CVE-2021-34803, CVE-2020-13699, CVE-2019-18988, CVE-2018-16550, CVE-2018-14333, CVE-2005-2475 have been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L).
Michael Heinzl reported these vulnerabilities to CISA.
VISAM recommends users update to VBASE v11.7.0.2 or later. Users may obtain a download link by submitting a request form.
For more information, please contact VISAM using the information provided on the company contact page.
CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should:
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on us-cert.cisa.gov. 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 on the ICS webpage on us-cert.cisa.gov in the Technical Information Paper, ICS-TIP-12-146-01B–Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.
CISA also recommends users take the following measures to protect themselves from social engineering attacks:
No known public exploits specifically target these vulnerabilities.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-18988
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-13699
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-34803
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-38417
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-42535
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-42537
cwe.mitre.org/data/definitions/1035.html
cwe.mitre.org/data/definitions/284.html
cwe.mitre.org/data/definitions/611.html
cwe.mitre.org/data/definitions/79.html
nvd.nist.gov/vuln/detail/CVE-2005-2475
nvd.nist.gov/vuln/detail/CVE-2018-14333
nvd.nist.gov/vuln/detail/CVE-2018-16550
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
twitter.com/CISAgov
twitter.com/intent/tweet?text=VISAM%20VBASE%20Editor+https://www.cisa.gov/news-events/ics-advisories/icsa-21-308-01
us-cert.cisa.gov/ics
us-cert.cisa.gov/ics
us-cert.cisa.gov/ics/alerts/ICS-ALERT-10-301-01
us-cert.cisa.gov/ics/recommended-practices
us-cert.cisa.gov/ics/tips/ICS-TIP-12-146-01B
us-cert.cisa.gov/ncas/tips/ST04-014
us-cert.cisa.gov/sites/default/files/publications/emailscams_0905.pdf
us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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-21-308-01&title=VISAM%20VBASE%20Editor
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/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-21-308-01
www.oig.dhs.gov/
www.surveymonkey.com/r/CISA-cyber-survey?product=https://www.cisa.gov/news-events/ics-advisories/icsa-21-308-01
www.usa.gov/
www.vbase.net/en/contact.php
www.vbase.net/en/download.php
www.whitehouse.gov/
www.youtube.com/@cisagov
mailto:?subject=VISAM%20VBASE%20Editor&body=www.cisa.gov/news-events/ics-advisories/icsa-21-308-01
9.8 High
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
8.1 High
AI Score
Confidence
High
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.192 Low
EPSS
Percentile
96.2%