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CVE-2020-13936— Velocity Sandbox Bypass

Quick assessment

Affected
Apache Software Foundation Apache Velocity Engine
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Iteris Apache Velocity是美国 （Iteris）公司的一个应用软件。用于创建和维护与Apache Velocity Engine相关的开源软件功能。 Apache Velocity Engine versions up to 2.2 存在安全漏洞，攻击者可利用该漏洞执行任意Java代码或运行任意系统命令。

AI Predicted 9.8 Difficulty: Easy EPSS 22.71% · P98
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I. Basic Information for CVE-2020-13936

Vulnerability Information
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Velocity Sandbox Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
An attacker that is able to modify Velocity templates may execute arbitrary Java code or run arbitrary system commands with the same privileges as the account running the Servlet container. This applies to applications that allow untrusted users to upload/modify velocity templates running Apache Velocity Engine versions up to 2.2.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Iteris Apache Velocity 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Iteris Apache Velocity是美国 （Iteris）公司的一个应用软件。用于创建和维护与Apache Velocity Engine相关的开源软件功能。 Apache Velocity Engine versions up to 2.2 存在安全漏洞，攻击者可利用该漏洞执行任意Java代码或运行任意系统命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Velocity Engine Apache Velocity Engine ~ 2.2 -

II. Public POCs for CVE-2020-13936

# POC Description Source Link Shenlong Link
1 None https://github.com/Threekiii/Awesome-POC/blob/master/%E4%B8%AD%E9%97%B4%E4%BB%B6%E6%BC%8F%E6%B4%9E/Apache%20Velocity%20%E8%BF%9C%E7%A8%8B%E4%BB%A3%E7%A0%81%E6%89%A7%E8%A1%8C%20CVE-2020-13936.md POC Details
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III. Intelligence Information for CVE-2020-13936

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Vendor Advisories for CVE-2020-13936 (3)

Mailing List Discussions for CVE-2020-13936 (20)

IV. Related Vulnerabilities

Same vendor: Apache Software Foundation

V. Comments for CVE-2020-13936

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