XXE in SAP Hana
CVE-2019-0284
SLD Registration in SAP HANA (fixed in versions 1.0, 2.0) does not sufficiently validate an XML document accepted from an untrusted source. The attacker can call SLDREG with an XML file containing a reference to an XML External Entity (XXE). This can cause SLDREG to, for example, continuously loop, read arbitrary files and even send local files.
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (26.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- SAP Hana — versions 1.0, 2.0
- SAP Se Hana — versions < 1.0, < 2.0
Weakness classification (CWE)
References
- wiki.scn.sap.com/wiki/pages/viewpage.action (Vendor Advisory)
- launchpad.support.sap.com/ (Vendor Advisory, Permissions Required)
Frequently asked questions
- What is CVE-2019-0284?
- CVE-2019-0284 is a medium-severity vulnerability in SAP Hana, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.0/10. Published 2019-04-10.
- How severe is CVE-2019-0284?
- Medium severity. CVSS v3 base score is 6.0 out of 10.