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CVE-2020-8495

34
FAUCET Score

CVE-2020-8495 is a privilege escalation vulnerability affecting Kronos Web Time and Attendance (webTA) versions 3.8.x and later 3.x before 4.0. An attacker with Timekeeper or Supervisor privileges can exploit a servlet to gain unauthorized administrative access within the application. This high-severity vulnerability (CVSS 7.5) has a low attack complexity and can lead to complete compromise of confidentiality, integrity, and availability. While not listed in CISA KEV, public exploit code exists on ExploitDB, though there is minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.8, < 4.0CPE matchmatch criteria
cpe:2.3:a:kronos:web_time_and_attendance:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.14%
Probability of exploitation in next 30 days
EPSS Percentile
86.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-48001 · Feb 5, 2020
This CVE's current EPSS score of 0.0314 is in the 84th percentile among its peer group of 1,162 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/156215/Kronos-WebTA-4.0-Privilege-Escalation-Cross-Site-Scripting.html
ExploitThird Party Advisory
kronos.com / products/kronos-webta
ProductVendor Advisory
nolanbkennedy.com / post/privilege-escalation-in-kronos-web-time-and-attendance-webta
ExploitThird Party Advisory