CVE-2019-4392Network attack vector

Unauthenticated system access via hard-coded credentials

Published Feb 14, 2020 · Updated Aug 4, 2024

Hard-coded credentials in HCL AppScan Standard 9.0.3.13 and earlier allow remote attackers to gain unauthorized system access. HCL has not disclosed which AppScan Standard component contains the embedded credentials or which service accepts them. The credentials are reachable over a network without prior authentication, but the public record does not define the resulting access scope.

CVSS severity9.8
Critical
EPSS probability1.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Hard-coded credentials in HCL AppScan Standard 9.0.3.13 and earlier allow remote attackers to gain unauthorized system access. HCL has not disclosed which AppScan Standard component contains the embedded credentials or which service accepts them. The credentials are reachable over a network without prior authentication, but the public record does not define the resulting access scope.

The record

CVE
CVE-2019-4392
Published
Feb 14, 2020
Updated
Aug 4, 2024
Vendor
HCL Software
Product
HCL AppScan Standard
Classifications
CWE-798, T1078
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 14, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=9.0.3.13 and earlier versions

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

HCL Software · HCL AppScan Standardversion=9.0.3.13 and earlier versions

Published CVSS scores

9.8NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
10.0NIST National Vulnerability DatabaseAV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-798Use of Hard-coded Credentials
T1078Valid Accounts

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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