cve/2016/CVE-2016-4312.md

CVE-2016-4312

Description

XML external entity (XXE) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 before WSO2-CARBON-PATCH-4.4.0-0231 allows remote authenticated users with access to XACML features to read arbitrary files, cause a denial of service, conduct server-side request forgery (SSRF) attacks, or have unspecified other impact via a crafted XACML request to entitlement/eval-policy-submit.jsp. NOTE: this issue can be combined with CVE-2016-4311 to exploit the vulnerability without credentials.

POC

Reference

• http://hyp3rlinx.altervista.org/advisories/WSO2-IDENTITY-SERVER-v5.1.0-XML-External-Entity.txt
• http://packetstormsecurity.com/files/138329/WSO2-Identity-Server-5.1.0-XML-Injection.html
• https://www.exploit-db.com/exploits/40239/

Github

No PoCs found on GitHub currently.