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CVE-2021-31492

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! Desktop存在缓冲区错误漏洞，该漏洞源于缺乏对用户提供的数据的正确验证，这可能导致写入超出已分配的缓冲区的末端。此漏洞允许远程攻击者可利用该漏洞在受影响的OpenText Brava! Desktop上执行任意代码。需要用户交互来利用这个漏洞，因为目标必须访问一个恶意页面或打开一个恶意文件。具体的缺

AI Predicted 7.8 Difficulty: Moderate EPSS 1.42% · P70
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I. Basic Information for CVE-2021-31492

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 16.6.3.84. 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 DWF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12720.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
OpenText Brava! 缓冲区错误漏洞
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! Desktop存在缓冲区错误漏洞，该漏洞源于缺乏对用户提供的数据的正确验证，这可能导致写入超出已分配的缓冲区的末端。此漏洞允许远程攻击者可利用该漏洞在受影响的OpenText Brava! Desktop上执行任意代码。需要用户交互来利用这个漏洞，因为目标必须访问一个恶意页面或打开一个恶意文件。具体的缺
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 16.6.3.84 -

II. Public POCs for CVE-2021-31492

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III. Intelligence Information for CVE-2021-31492

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Vendor Advisories for CVE-2021-31492 (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-2021-31502 OpenText Brava! 资源管理错误漏洞
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-2021-31493 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
CVE-2021-31497 OpenText Brava! 资源管理错误漏洞

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

IV. Related Vulnerabilities

Same product: Brava! Desktop
Same vendor: OpenText
Same weakness: CWE-787

V. Comments for CVE-2021-31492

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