Cyber Resilience

CVE-2020-27148

High

Published: 12 January 2021

Published
12 January 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
EPSS Score 0.0057 69.2th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-27148 is a high-severity Improper Restriction of XML External Entity Reference (CWE-611) vulnerability in Tibco Ebx Add-Ons. Its CVSS base score is 7.1 (High).

Operationally, ranked in the top 30.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The TIBCO EBX Add-on for Oracle Hyperion EPM, TIBCO EBX Data Exchange Add-on, and TIBCO EBX Insight Add-on components of TIBCO Software Inc.'s TIBCO EBX Add-ons contain a vulnerability that theoretically allows a low privileged attacker with network access to…

more

execute an XML External Entity (XXE) attack. Affected releases are TIBCO Software Inc.'s TIBCO EBX Add-ons: versions 4.4.2 and below.

CWE(s)
CWE-611

Related Threats

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

Affected Assets

tibco
ebx add-ons
≤ 4.4.2

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