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Vulnerability record · public intelligence
CVE-2021-37942
HIGH

APM Java Agent Local Privilege Escalation issue

Published Nov 22, 2023 · Updated Nov 3, 2026

Severity · CVSSHIGH · Not scored
Known exploitationNot listed
EPSS / likelihood0.25%
QFinch risk scoreNot available

Original summary

Normalized public record · Updated Nov 3, 2026

APM Java Agent Local Privilege Escalation issue

Publisher and source text is retained separately from QFinch interpretation.

QFinch assessment

A local privilege escalation issue was found with the APM Java agent, where a user on the system could attach a malicious plugin to an application running the APM Java agent. By using this vulnerability, an attacker could execute code at a potentially higher level of permissions than their user typically has access to.

Evidence: public source records

Affected products

Affected scope reported by the available public evidence
Affected package, product or rangeFix status
Consult the referenced vendor advisory for affected versions.Consult source advisory

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

  1. Confirm the affected product and reachable code path exist in your environment.
  2. Apply the vendor-supported patch or mitigation from the primary advisory.
  3. Rescan the exact deployed revision and retain verification evidence.
Review primary references

Evidence coverage

FIRST-EPSSCVE-LIST-V5
SSVC priority
MEDIUM
Confidence
Not available
Aliases
None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

  1. discuss.elastic.co ↗
  2. www.elastic.co ↗

Record history

Published Nov 22, 2023 · Last refreshed Nov 3, 2026