XXE in Apache Olingo
CVE-2019-17554
The XML content type entity deserializer in Apache Olingo versions 4.0.0 to 4.6.0 is not configured to deny the resolution of external entities. Request with content type "application/xml", which trigger the deserialization of entities, can be used to trigger XXE attacks.
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.122 (96.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.122 · newest: 0.122 · change: 0.000
Affected products
- Apache Olingo — versions 4.0.0 to 4.6.0
Weakness classification (CWE)
References
- mail-archives.apache.org/mod_mbox/olingo-user/201912.mbox/<CAGSZ4d7Ty=L-n_iAzT6… (Vendor Advisory, mailing-list, Mailing List)
- seclists.org/bugtraq/2019/Dec/11 (mailing-list, Exploit, Third Party Advisory)
- packetstormsecurity.com/files/155619/Apache-Olingo-OData-4.6.x-XML-Injection.ht… (Exploit, Third Party Advisory)
- lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3c… (mailing-list)
Frequently asked questions
- What is CVE-2019-17554?
- CVE-2019-17554 is a medium-severity vulnerability in Apache Olingo, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.5/10. Published 2019-12-04.
- How severe is CVE-2019-17554?
- Medium severity. CVSS v3 base score is 5.5 out of 10.