Vulnerability identifier: #VU24798

Vulnerability risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-8494

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Kronos webTA
Client/Desktop applications / Other client software

Vendor: Kronos Incorporated

Description

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

The vulnerability exists within the "emp_id", "userid", "pw1", "pw2", "supervisor" and "timekeeper" parameters due to the "com.threeis.webta.H402editUser" servlet allows a remote attacker with Timekeeper, Master Timekeeper, or HR Admin 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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Kronos webTA: All versions

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External links
http://www.nolanbkennedy.com/post/privilege-escalation-2-in-kronos-web-time-and-attendance-webta
http://www.kronos.com/products/kronos-webta

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.