Cyber Resilience

CVE-2021-3836

MediumPublic PoC

Published: 14 December 2021

Published
14 December 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score 0.0017 37.5th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-3836 is a medium-severity Improper Restriction of XML External Entity Reference (CWE-611) vulnerability in Dbeaver Dbeaver. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 37.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

dbeaver is vulnerable to Improper Restriction of XML External Entity Reference

CWE(s)
CWE-611

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

dbeaver
dbeaver
≤ 21.2.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-611

Penetration testing includes XML external entity payloads, detecting XXE vulnerabilities and enabling their mitigation.

SI-4 System Monitoring
addresses: CWE-611

Identifies XML external entity processing via monitoring of unusual file/network access or resource usage.

References