Exploitation Summary
EIP tracks 1 public exploit for CVE-2021-21349. PoCs published by s-index.
AI-analyzed exploit summary This repository contains a functional exploit PoC for CVE-2021-21349, an SSRF vulnerability in XStream. The provided Java code demonstrates the vulnerability by unmarshalling a crafted XML payload that triggers an SSRF request to an internal server.
Description
XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to request data from internal resources that are not publicly available only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types. If you rely on XStream's default blacklist of the Security Framework, you will have to use at least version 1.4.16.
Exploits (1)
This repository contains a functional exploit PoC for CVE-2021-21349, an SSRF vulnerability in XStream. The provided Java code demonstrates the vulnerability by unmarshalling a crafted XML payload that triggers an SSRF request to an internal server.
References (15)
Scores
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N