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Vulnerabilities

Vulnerability · CVE-2019-20504

Quest kace_systems_management Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Published Jun 29, 2024 · catalog updated Jun 29, 2024 · Quest

Patch now

CVE-2019-20504 is in the CISA known-exploited catalog. Confirm Quest against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
9.55%
Remediation
Remediation guidance
Affected products
vendor Quest kace_systems_management

service/krashrpt.php in Quest KACE K1000 Systems Management Appliance before 6.4 SP3 (6.4.120822) allows a remote attacker to execute code via shell metacharacters in the kuid parameter.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Quest kace_systems_managementversion unspecified

How to fix CVE-2019-20504

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-20504 is in the CISA known-exploited catalog. Confirm Quest against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 9.55%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 29, 2024 · VulnCheck KEV

    Detected

    service/krashrpt.php in Quest KACE K1000 Systems Management Appliance before 6.4 SP3 (6.4.120822) allows a remote attacker to execute code via shell metacharacters in the kuid parameter.

  2. Jun 29, 2024 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2019-20504

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-20504

    30-day exploitation probability 9.6%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2019-20504

    service/krashrpt.php in Quest KACE K1000 Systems Management Appliance before 6.4 SP3 (6.4.120822) allows a remote attacker to execute code via shell metacharacters in the kuid parameter.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.