Main Vulnerability Database Vulnerabilities #VU24797

Permissions, Privileges, and Access Controls in Kronos webTA - CVE-2020-8495

Published: January 31, 2020 / Updated: June 17, 2021

Vulnerability identifier: #VU24797

CSH Severity: Medium

CVSS v4: 7.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-8495

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists within the "delegate", "delegateRole" and "delegatorUserId" parameters due to the “com.threeis.webta.H491delegate” servlet allows a remote attacker with Timekeeper or Supervisor privileges to gain unauthorized administrative privileges within the application.

This vulnerability affects the following versions of Kronos Web Time and Attendance:

3.8.x and later

Affected software

Kronos webTA

How to mitigate CVE-2020-8495

Install updates from vendor's website.

Kronos webTA - update to 4.0

Links to Public Exploits and PoC-codes

Exploit #5787 - Kronos WebTA 4.0 - Authenticated Remote Privilege Escalation (June 17, 2021)

External References

Related Security Bulletins

Multiple vulnerabilities in Kronos Web Time and Attendance (webTA)