SSRF in Apache Roller
CVE-2018-17198
Server-side Request Forgery (SSRF) and File Enumeration vulnerability in Apache Roller 5.2.1, 5.2.0 and earlier unsupported versions relies on Java SAX Parser to implement its XML-RPC interface and by default that parser supports external entities in XML DOCTYPE, which opens Roller up to SSRF / File Enumeration vulnerability. Note that this vulnerability exists even if Roller XML-RPC interface is disable via the Roller web admin UI. Mitigation: There are a couple of ways you can fix this vulnerability: 1) Upgrade to the latest version of Roller, which is now 5.2.2 2) Or, edit the Roller web.xml file and comment out the XML-RPC Servlet mapping as shown below: <!-- <servlet-mapping> <servlet-name>XmlRpcServlet</servlet-name> <url-pattern>/roller-services/xmlrpc</url-pattern> </servlet-mapping> -->
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.041 (90.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Roller — versions 5.2.0, 5.2.1
- Apache Software Foundation Roller — versions 5.2.1, earlier unsupported versions, 5.2.0
Weakness classification (CWE)
References
- security@apache.org (x_refsource_MISC)
- security@apache.org (Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2018-17198?
- CVE-2018-17198 is a critical-severity vulnerability in Apache Roller, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.8/10. Published 2019-05-28.
- How severe is CVE-2018-17198?
- Critical severity. CVSS v3 base score is 9.8 out of 10.