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CVE-2021-26603— bandisoft ARK library heap overflow vulnerability

Quick assessment

Affected
bandisoft ARK
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.

Bandisoft ARK library是韩国Bandisoft公司的一个解压Windows、macOS、Linux等各种OS环境中现有的ZIP、RAR、ALZ、EGG等大多数压缩格式的库，并创建ZIP/7Z格式的压缩文件。 Bandisoft ARK library 存在缓冲区错误漏洞，该漏洞源于 Ark_DigPathA函数解析文件路径时的堆溢出问题。 此漏洞是由于缺少对字符串长度检查的支持。

CVSS 8.6 · High EPSS 0.66% · P50

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-26603

Vulnerability Information
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Vulnerability Title
bandisoft ARK library heap overflow vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A heap overflow issue was found in ARK library of bandisoft Co., Ltd when the Ark_DigPathA function parsed a file path. This vulnerability is due to missing support for string length check.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Bandisoft ARK library 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bandisoft ARK library是韩国Bandisoft公司的一个解压Windows、macOS、Linux等各种OS环境中现有的ZIP、RAR、ALZ、EGG等大多数压缩格式的库，并创建ZIP/7Z格式的压缩文件。 Bandisoft ARK library 存在缓冲区错误漏洞，该漏洞源于 Ark_DigPathA函数解析文件路径时的堆溢出问题。 此漏洞是由于缺少对字符串长度检查的支持。
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
bandisoft ARK 7.13.0.3 ~ 7.13.0.3 -

II. Public POCs for CVE-2021-26603

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III. Intelligence Information for CVE-2021-26603

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Other References for CVE-2021-26603 (1)

IV. Related Vulnerabilities

Same product: ARK
Same vendor: bandisoft
Same weakness: CWE-122

V. Comments for CVE-2021-26603

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