What is CVE-2018-2492?

CVE-2018-2492 is a high-severity vulnerability in SAP Netweaver Application Server Java, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2018-12-11.

How severe is CVE-2018-2492?

High severity. CVSS v3 base score is 7.1 out of 10.

XXE in SAP Netweaver Application Server Java

CVE-2018-2492

SAML 2.0 functionality in SAP NetWeaver AS Java, does not sufficiently validate XML documents received from an untrusted source. This is fixed in versions 7.2, 7.30, 7.31, 7.40 and 7.50.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.011 (63.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.

Affected products

Sap Netweaver_application_server_java — versions 7.20, 7.30, 7.31
Sap Netweaver Application Server (Java Library) — versions = 7.20, = 7.30, = 7.31

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

cna@sap.com (x_refsource_MISC, Vendor Advisory)
cna@sap.com (Permissions Required, x_refsource_MISC)
cna@sap.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2018-2492?: CVE-2018-2492 is a high-severity vulnerability in SAP Netweaver Application Server Java, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2018-12-11.
How severe is CVE-2018-2492?: High severity. CVSS v3 base score is 7.1 out of 10.