CVE-2019-4393

Name: CVE-2019-4393
Creator: NVD / NIST
Published: 2020-04-07T16:15:17.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.03%

Last modified Jun 17, 2026

CVE-2019-4393 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. HCL AppScan Standard is vulnerable to excessive authorization attempts. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

HCL AppScan Standard is vulnerable to excessive authorization attempts

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.03%

59.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-307

Affected Software

Vendor	Product	Versions
Hcltech	Appscan	<= 10.0.0

References

https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0077916Vendor Advisory
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0077916Vendor Advisory

Timeline

Published: Apr 7, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-4393?

HCL AppScan Standard is vulnerable to excessive authorization attempts

How severe is CVE-2019-4393?

CVE-2019-4393 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2019-4393?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-4393?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST