Integer overflow in Johnson Controls Exacqvision Web Service
CVE-2021-27665
An unauthenticated remote user could exploit a potential integer overflow condition in the exacqVision Server with a specially crafted script and cause denial-of-service condition.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Johnson Controls Exacqvision Web Service — versions 21.06.11.0
- Johnsoncontrols Exacqvision Server
Weakness classification (CWE)
References
- www.johnsoncontrols.com/cyber-solutions/security-advisories (Vendor Advisory)
- us-cert.gov/ics/advisories/icsa-21-280-03 (US Government Resource, Third Party Advisory, Mitigation, third-party-advisory)
Frequently asked questions
- What is CVE-2021-27665?
- CVE-2021-27665 is a high-severity vulnerability in Johnson Controls Exacqvision Web Service, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2021-10-11.
- How severe is CVE-2021-27665?
- High severity. CVSS v3 base score is 7.5 out of 10.