RCE in SAP Fiori Client

CVE-2018-2491

When opening a deep link URL in SAP Fiori Client with log level set to "Debug", the client application logs the URL to the log file. If this URL contains malicious JavaScript code it can eventually run inside the built-in log viewer of the application in case user opens the viewer and taps on the hyperlink in the viewer. SAP Fiori Client version 1.11.5 in Google Play store addresses these issues and users must update to that version.

Vulnerability class: RCE (Remote Code Execution)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (54.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-2491: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-2491?
CVE-2018-2491 is a high-severity vulnerability in SAP Fiori Client, classified under Code Injection. CVSS score: 7.8/10. Published 2018-11-13.
How severe is CVE-2018-2491?
High severity. CVSS v3 base score is 7.8 out of 10.