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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-21798

Quick assessment

Affected
n/a Nitro Pro
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.

Nitro Software Nitro Pro是美国Nitro Software公司的一款PDF文档编辑器软件。该软件支持PDF文档编辑、PDF文档格式转换和PDF文档加密等功能。 Nitro Software Nitro Pro 的JavaScript实现中存在安全漏洞，攻击者可以诱使用户打开精心设计的文档以触发该漏洞，在应用程序上下文中执行代码

AI Predicted 8.8 Difficulty: Moderate EPSS 16.03% · P97

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-21798

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An exploitable return of stack variable address vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a stack variable to go out of scope, resulting in the application dereferencing a stale pointer. This can lead to code execution under the context of the application. An attacker can convince a user to open a document to trigger the vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
返回栈上的变量地址
Source: CVE Program / CVE List V5
Vulnerability Title
Nitro Software Nitro Pro 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nitro Software Nitro Pro是美国Nitro Software公司的一款PDF文档编辑器软件。该软件支持PDF文档编辑、PDF文档格式转换和PDF文档加密等功能。 Nitro Software Nitro Pro 的JavaScript实现中存在安全漏洞，攻击者可以诱使用户打开精心设计的文档以触发该漏洞，在应用程序上下文中执行代码
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
- Nitro Pro Nitro Pro 13.31.0.605 , Nitro Pro 13.33.2.645 -

II. Public POCs for CVE-2021-21798

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-21798

请登录查看更多情报信息。

Other References for CVE-2021-21798 (1)

Same Patch Batch · n/a · 2021-09-15 · 50 CVEs total

CVE-2021-30137 7.7 HIGH Axios Systems Assyst 代码问题漏洞
CVE-2021-40965 TinyFileManager 跨站请求伪造漏洞
CVE-2020-21322 FeehiCMS 代码问题漏洞
CVE-2020-21480 RGCMS 安全漏洞
CVE-2020-21481 RGCMS 代码问题漏洞
CVE-2020-21482 RGCMS 跨站脚本漏洞
CVE-2020-21483 Jizhicms 代码问题漏洞
CVE-2021-33045 Dahua IPC 授权问题漏洞
CVE-2021-33044 Dahua IPC 授权问题漏洞
CVE-2021-28901 SITA Software Azur CMS 跨站脚本漏洞
CVE-2021-40964 TinyFileManager 路径遍历漏洞
CVE-2016-20012 OpenSSH 安全漏洞
CVE-2021-40966 TinyFileManager 跨站脚本漏洞
CVE-2021-40156 Autodesk Navisworks 缓冲区错误漏洞
CVE-2021-40155 Autodesk Navisworks 缓冲区错误漏洞
CVE-2021-27046 Autodesk Navisworks 缓冲区错误漏洞
CVE-2021-27045 Autodesk Navisworks 缓冲区错误漏洞
CVE-2021-37412 TechRadar app 跨站脚本漏洞
CVE-2021-40238 Webuzo 跨站脚本漏洞
CVE-2020-21127 Metinfo MetInfo SQL注入漏洞

Showing top 20 of 50 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Nitro Pro
Same vendor: n/a
Same weakness: CWE-562

V. Comments for CVE-2021-21798

No comments yet

Leave a comment