ReviewHigh

CVE-2021-40690

Apache Software Foundation Apache Santuario, santuario xml security for java, cxf

All versions of Apache Santuario - XML Security for Java prior to 2.2.3 and 2.1.7 are vulnerable to an issue where the "secureValidation" property is not passed correctly when creating a KeyInfo from a KeyInfoReference element. This allows an attacker to abuse an XPath Transform to extract any local .xml files in a RetrievalMethod element.

CVSS: 7.5
EPSS: 7.38%
CISA KEV: Not listed
Published: 2021.09.20

PRIORITY ASSESSMENT

Review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability7.38%

Technical severityCVSS 7.5

Vulnerability overview

Affected product and versions

Product: Apache Software Foundation Apache Santuario, santuario xml security for java, cxf
Affected versions: >= XML Security for Java < 2.2.3, 2.1.7, < 2.1.7, >= 2.2.0 < 2.2.3, 3.4.4, < 8.0.8, 9.0, 10.0, 11.0, 9.3.6, 11.3.2, >= 8.0.0 <= 8.1.0, >= 8.2.0 <= 8.2.3, 8.1, 12.1.0, 8.5.5, 8.58, 8.59, 16.0.3, 14.1.3.2, 15.0.3.1
Fixed versions: 2.1.7, 2.2.3, 8.0.8

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Apache Software Foundation Apache Santuario, santuario xml security for java, cxf and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE: CWE-200