Cyber Resilience

CVE-2021-35043

Medium

Published: 19 July 2021

Published
19 July 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0047 65.0th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-35043 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Oracle Banking Enterprise Default Management. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 35.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

OWASP AntiSamy before 1.6.4 allows XSS via HTML attributes when using the HTML output serializer (XHTML is not affected). This was demonstrated by a javascript: URL with &#00058 as the replacement for the : character.

CWE(s)
CWE-79

Related Threats

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

Affected Assets

antisamy project
antisamy
≤ 1.6.4
oracle
retail back office
14.0, 14.1
oracle
retail central office
14.0, 14.1
oracle
retail returns management
14.0, 14.1
oracle
banking enterprise default management
2.10.0, 2.12.0, 2.6.2, 2.7.0, 2.7.1
oracle
banking enterprise default managment
2.3.0 — 2.4.0
oracle
banking party management
2.7.0
oracle
banking platform
2.6.2, 2.7.0, 2.7.1 · 2.3.0 — 2.4.1
oracle
insurance policy administration
11.0.2, 11.1.0, 11.2.8, 11.3.0, 11.3.1
oracle
middleware common libraries and tools
12.2.1.3.0, 12.2.1.4.0
+1 more product configuration(s) — see NVD for full list

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-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

SI-10 Information Input Validation
addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

SI-15 Information Output Filtering
addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References