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CVE-2021-31502

Quick assessment

Affected
OpenText Brava! Desktop
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Opentext OpenText Brava!是加拿大OpenText（Opentext）公司的一款基于浏览器的通用文档查看器。该产品支持查看、注释和编辑多种类型的文档。 OpenText Brava 存在资源管理错误漏洞，该漏洞源于在对对象执行操作之前没有验证对象的存在性，具体的缺陷存在于PDF文件的解析中。攻击者可利用该漏洞可以利用这个漏洞在当前进程的上下文中执行代码。

AI Predicted 7.8 Difficulty: Easy EPSS 1.42% · P72
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I. Basic Information for CVE-2021-31502

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop Build 16.6.4.55. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13673.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
OpenText Brava! 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Opentext OpenText Brava!是加拿大OpenText（Opentext）公司的一款基于浏览器的通用文档查看器。该产品支持查看、注释和编辑多种类型的文档。 OpenText Brava 存在资源管理错误漏洞，该漏洞源于在对对象执行操作之前没有验证对象的存在性，具体的缺陷存在于PDF文件的解析中。攻击者可利用该漏洞可以利用这个漏洞在当前进程的上下文中执行代码。
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
OpenText Brava! Desktop Build 16.6.4.55 -

II. Public POCs for CVE-2021-31502

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III. Intelligence Information for CVE-2021-31502

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Vendor Advisories for CVE-2021-31502 (1)

Same Patch Batch · OpenText · 2021-06-15 · 25 CVEs total

CVE-2021-31489 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31478 OpenText Brava! 安全漏洞
CVE-2021-31479 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31480 OpenText Brava! 安全漏洞
CVE-2021-31481 OpenText Brava! 安全漏洞
CVE-2021-31482 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31483 OpenText Brava! 安全漏洞
CVE-2021-31484 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31485 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31486 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31487 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31488 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31501 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31490 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31491 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31492 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31493 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31494 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31495 OpenText Brava! 缓冲区错误漏洞
CVE-2021-31496 OpenText Brava! 缓冲区错误漏洞

Showing top 20 of 25 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Brava! Desktop
Same vendor: OpenText
Same weakness: CWE-416

V. Comments for CVE-2021-31502

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