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…
- 5.5MediumCVSS base score
- 12.3%Exploitation in 30 daysEPSS · top 3.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Apache Olingo OData 4.0 - XML External Entity Injection (Exploit-DB entry) (opens in a new tab)
EDB-ID 47770webapps, javapublished 11 Dec 2019Not verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By apache
- 51 days later
· 51 days later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 12.3% · top 3.8% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.apache.olingo:odata-client-coreGHSA-mgh8-hcwj-h57v (opens in a new tab)
- Mavenorg.apache.olingo:odata-server-coreGHSA-mgh8-hcwj-h57v (opens in a new tab)
References
4
- [olingo-user] 20191204 [SECURITY] CVE-2019-17554: XML External Entity resolution attack (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 20191210 CVE-2019-17554 - Apache Olingo OData 4.0 - XML External Entity Resolution (XXE) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://packetstormsecurity.com/files/155619/Apache-Olingo-OData-4.6.x-XML-Injection.html (opens in a new tab)x_refsource_MISCx_transferred
- [announce] 20200131 Apache Software Foundation Security Report: 2019 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-0306 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mgh8-hcwj-h57v (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-17554)Record last updated .