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CVE-2021-23206

Quick assessment

Affected
n/a htmldoc
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.

HTMLDOC是一款能够将HTML和Markdown文件转换为EPUB、索引HTML、PostScript和PDF等格式文件的开源程序。 HTMLDOC 存在缓冲区错误漏洞，该漏洞源于在ps-pdf.cxx 中的parse_table() 函数中处理表属性时出现边界错误造成的。未经身份验证的远程攻击者利用该漏洞可以触发基于堆栈的缓冲区溢出，并在目标系统上执行任意代码。该漏洞允许远程攻击者目标系统上执行任意代码。受影响的产品和版本如下:htmldoc (Debian 软件包): 1.9.2-1, 1.9.2

AI Predicted 9.8 Difficulty: Hard EPSS 1.48% · P73

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-23206

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in htmldoc in v1.9.12 and prior. A stack buffer overflow in parse_table() in ps-pdf.cxx may lead to execute arbitrary code and denial of service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
HTMLDOC 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HTMLDOC是一款能够将HTML和Markdown文件转换为EPUB、索引HTML、PostScript和PDF等格式文件的开源程序。 HTMLDOC 存在缓冲区错误漏洞，该漏洞源于在ps-pdf.cxx 中的parse_table() 函数中处理表属性时出现边界错误造成的。未经身份验证的远程攻击者利用该漏洞可以触发基于堆栈的缓冲区溢出，并在目标系统上执行任意代码。该漏洞允许远程攻击者目标系统上执行任意代码。受影响的产品和版本如下:htmldoc (Debian 软件包): 1.9.2-1, 1.9.2
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
- htmldoc Affects v1.9.12 and prior, Fixed in v1.9.12+ -

II. Public POCs for CVE-2021-23206

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III. Intelligence Information for CVE-2021-23206

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Patches & Fixes for CVE-2021-23206 (1)

Vendor Advisories for CVE-2021-23206 (2)

Other References for CVE-2021-23206 (1)

Same Patch Batch · n/a · 2022-03-02 · 61 CVEs total

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CVE-2022-23955 HP PC 输入验证错误漏洞
CVE-2022-23958 HP PC 输入验证错误漏洞
CVE-2022-23957 HP PC 输入验证错误漏洞
CVE-2021-41001 Aruba AOS-CX 命令注入漏洞
CVE-2021-41000 Aruba AOS-CX 命令注入漏洞
CVE-2021-41002 Aruba AOS-CX 路径遍历漏洞
CVE-2021-41003 Aruba AOS-CX 跨站脚本漏洞

Showing top 20 of 61 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: htmldoc
Same vendor: n/a
Same weakness: CWE-121

V. Comments for CVE-2021-23206

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