CVE-2021-21898
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I. Basic Information for CVE-2021-21898
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A code execution vulnerability exists in the dwgCompressor::decompress18() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
LibreCAD 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibreCAD是LibreCAD组织的一款开源的CAD（计算机辅助设计）应用程序。 LibreCad libdxfrw 中存在缓冲区错误漏洞，该漏洞源于产品的 dwgCompressor::decompress18 函数未能正确处理特殊的输入数据。攻击者可通过该漏洞导致堆缓冲区溢出。以下产品及版本受到影响： LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580 版本。
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 |
|---|---|---|---|---|
| - | LibreCAD | LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580 | - |
II. Public POCs for CVE-2021-21898
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.debian.org/security/2022/dsa-5077vendor-advisory
- https://security.gentoo.org/glsa/202305-26vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-21898
Same Patch Batch · n/a · 2021-11-19 · 35 CVEs total
| CVE-2021-23433 | 5.9 MEDIUM | Prototype Pollution |
| CVE-2021-33850 | WordPress 跨站脚本漏洞 | |
| CVE-2021-29325 | Moddable SDK 缓冲区错误漏洞 | |
| CVE-2021-29323 | Moddable SDK 缓冲区错误漏洞 | |
| CVE-2021-29324 | Moddable SDK 缓冲区错误漏洞 | |
| CVE-2021-22028 | Greenplum Database 路径遍历漏洞 | |
| CVE-2021-3962 | ImageMagick 资源管理错误漏洞 | |
| CVE-2021-22030 | Greenplum Database 日志信息泄露漏洞 | |
| CVE-2021-22053 | VMware Spring Cloud Netflix 代码注入漏洞 | |
| CVE-2021-29326 | Moddable SDK 缓冲区错误漏洞 | |
| CVE-2021-37592 | Suricata 缓冲区错误漏洞 | |
| CVE-2021-41435 | ASUS routers 安全漏洞 | |
| CVE-2021-41436 | ASUS routers 环境问题漏洞 | |
| CVE-2021-44033 | Ionic Identity Vault 安全漏洞 | |
| CVE-2021-44025 | Roundcube Webmail 跨站脚本漏洞 | |
| CVE-2021-44026 | Roundcube Webmail SQL注入漏洞 | |
| CVE-2021-21899 | LibreCAD 缓冲区错误漏洞 | |
| CVE-2021-21900 | LibreCAD 资源管理错误漏洞 | |
| CVE-2021-29327 | Moddable SDK 缓冲区错误漏洞 | |
| CVE-2021-29328 | Moddable SDK 缓冲区错误漏洞 |
Showing top 20 of 35 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: n/a
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Same weakness: CWE-119
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