XXE in Frentix Openolat
CVE-2024-28198
OpenOlat is an open source web-based e-learning platform for teaching, learning, assessment and communication. By manually manipulating http requests when using the draw.io integration it is possible to read arbitrary files as the configured system user and SSRF. The problem is fixed in version 18.1.6 and 18.2.2. It is advised to upgrade to the latest version of 18.1.x or 18.2.x. Users unable to upgrade may work around this issue by disabling the Draw.io module or the entire REST API which will secure the system.
Vulnerability class: XXE (XML External Entity)
EPSS: 0.004 (35.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L.
Affected products
- Frentix Openolat
- Openolat — versions < 18.1.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Broken Link)
Frequently asked questions
- What is CVE-2024-28198?
- CVE-2024-28198 is a medium-severity vulnerability in Frentix Openolat, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 4.6/10. Published 2024-03-11.
- How severe is CVE-2024-28198?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2024-28198 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.