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CVE-2020-7818— DaviewIndy Heap Overflow Vulnerability

Quick assessment

Affected
HumanTolk Co.Ltd DaviewIndy
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.

DaviewIndy是一款文档查看应用程序。该程序支持多种格式文档和图像的查看。 DaviewIndy 8.98.9之前版本中存在缓冲区错误漏洞，该漏洞源于程序没有正确处理格式错误的PDF文件。攻击者可利用该漏洞执行任意代码。

CVSS 7.8 · High EPSS 1.24% · P68
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I. Basic Information for CVE-2020-7818

Vulnerability Information
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Vulnerability Title
DaviewIndy Heap Overflow Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user opens a malformed PDF file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
DaviewIndy 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DaviewIndy是一款文档查看应用程序。该程序支持多种格式文档和图像的查看。 DaviewIndy 8.98.9之前版本中存在缓冲区错误漏洞，该漏洞源于程序没有正确处理格式错误的PDF文件。攻击者可利用该漏洞执行任意代码。
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
HumanTolk Co.Ltd DaviewIndy 8.98.9 and earlier -

II. Public POCs for CVE-2020-7818

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III. Intelligence Information for CVE-2020-7818

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Other References for CVE-2020-7818 (1)

IV. Related Vulnerabilities

Same product: DaviewIndy
Same weakness: CWE-20

V. Comments for CVE-2020-7818

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