XSS in Kronos Web Time And Attendance
CVE-2020-8493
A stored XSS vulnerability in Kronos Web Time and Attendance (webTA) affects 3.8.x and later 3.x versions before 4.0 via multiple input fields (Login Message, Banner Message, and Password Instructions) of the com.threeis.webta.H261configMenu servlet via an authenticated administrator.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.015 (73.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.nolanbkennedy.com/post/stored-xss-in-kronos-web-time-and-attendance-webta (Exploit, Third Party Advisory)
- www.kronos.com/products/kronos-webta (Product, Vendor Advisory)
- packetstormsecurity.com/files/156215/Kronos-WebTA-4.0-Privilege-Escalation-Cros… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-8493?
- CVE-2020-8493 is a medium-severity vulnerability in Kronos Web Time And Attendance, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2020-01-30.
- How severe is CVE-2020-8493?
- Medium severity. CVSS v3 base score is 4.8 out of 10.
- Is CVE-2020-8493 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.