Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-39239— XML External Entity (XXE) vulnerability

Quick assessment

Affected
Apache Software Foundation Apache Jena
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Jena是美国阿帕奇（Apache）基金会的一个Java语义网框架。用于构建语义Web和链接数据应用程序。 Apache Jena 存在代码问题漏洞，该漏洞源于Apache Jena(4.1.0以上版本)中存在XML处理漏洞。攻击者可利用该漏洞执行XML外部实体(XML External Entities, XXE)，包括将本地文件的内容暴露给远程服务器。

AI Predicted 9.8 Difficulty: Easy EPSS 4.34% · P91
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-39239

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
XML External Entity (XXE) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in XML processing in Apache Jena, in versions up to 4.1.0, may allow an attacker to execute XML External Entities (XXE), including exposing the contents of local files to a remote server.
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
Apache Jena 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Jena是美国阿帕奇（Apache）基金会的一个Java语义网框架。用于构建语义Web和链接数据应用程序。 Apache Jena 存在代码问题漏洞，该漏洞源于Apache Jena(4.1.0以上版本)中存在XML处理漏洞。攻击者可利用该漏洞执行XML外部实体(XML External Entities, XXE)，包括将本地文件的内容暴露给远程服务器。
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 Jena unspecified ~ 4.1.0 -

II. Public POCs for CVE-2021-39239

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-39239

请登录查看更多情报信息。

Mailing List Discussions for CVE-2021-39239 (4)

Same Patch Batch · Apache Software Foundation · 2021-09-16 · 6 CVEs total

CVE-2021-41079 Apache Tomcat DoS with unexpected TLS packet
CVE-2021-40438 mod_proxy SSRF
CVE-2021-39275 ap_escape_quotes buffer overflow
CVE-2021-36160 mod_proxy_uwsgi out of bound read
CVE-2021-34798 NULL pointer dereference in httpd core

IV. Related Vulnerabilities

Same product: Apache Jena
Same vendor: Apache Software Foundation

V. Comments for CVE-2021-39239

No comments yet

Leave a comment