CVE-2021-22053 PoC — VMware Spring Cloud Netflix 代码注入漏洞

Source

Associated Vulnerability

Description

 CVE-2021-22053: Spring Cloud Netflix Hystrix Dashboard template resolution vulnerability

Readme

# CVE-2021-22053
 CVE-2021-22053: Spring Cloud Netflix Hystrix Dashboard template resolution vulnerability
 
 ### Description
Applications using both `spring-cloud-netflix-hystrix-dashboard` and `spring-boot-starter-thymeleaf` expose a way to execute code submitted within the request URI path during the resolution of view templates. When a request is made at `/hystrix/monitor;[user-provided data]`, the path elements following `hystrix/monitor` are being evaluated as SpringEL expressions, which can lead to code execution.

### Affected VMware Products and Versions
Severity is high unless otherwise noted.
- Spring Cloud Netflix
  - 2.2.0.RELEASE to 2.2.9.RELEASE
  - Older, unsupported versions are also affected

### Mitigation
Users of affected versions should apply the following mitigation: Users should upgrade to 2.2.10.RELEASE+. No other steps are necessary. Releases that have fixed this issue include:
- Spring Cloud Netflix
  - 2.2.10.RELEASE+

### Credit
This vulnerability was identified and responsibly reported by threedr3am of SecCoder Security Lab (threedr3am@foxmail.com).

### References
https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L


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File Snapshot

 [4.0K]  /data/pocs/9bc817880c4b4944f47c4b7b8191f6c5f343e060
├── [ 256]  payload
└── [1.5K]  README.md

0 directories, 2 files

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