5.4 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
0.001 Low
EPSS
Percentile
30.5%
Successful exploitation of this vulnerability could cause a denial-of-service condition for the end user that the cookie was modified for.
The following versions of E850 (ZMQ200) are affected:
3.2.1 RELIANCE ON COOKIES WITHOUT VALIDATION AND INTEGRITY CWE-784
Landis+Gyr E850 (ZMQ200) web application navigation depends on the value of the session cookie. The web application could become inaccessible for the user if an attacker changes the cookie values.
CVE-2022-3083 has been assigned to this vulnerability. A CVSS v3 base score of 3.9 has been assigned; the CVSS vector string is (AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L).
AarΓ³n Flecha MenΓ©ndez and Gabriel VΓa Echezarreta of S21Sec reported this vulnerability to CISA.
Landis+Gyr has fixed this vulnerability and recommends users update to the latest version. For information on how to obtain this update, users should reach out to Landis+Gyr support.
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 at cisa.gov/ics. Several CISA products detailing cyber defense best 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 at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01BβTargeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
No known public exploits specifically target this vulnerability. This vulnerability is not exploitable remotely.
web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-3083
cisa.gov/ics
cisa.gov/ics
cwe.mitre.org/data/definitions/784.html
public.govdelivery.com/accounts/USDHSCISA/subscriber/new?topic_id=USDHSCISA_138
twitter.com/CISAgov
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us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
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www.dhs.gov/performance-financial-reports
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