CVE-2026-8700— Crypt::DSA versions before 1.20 for Perl generate seeds using rand
Possible ATT&CK Techniques 1AI
T1552.004 · Private KeysAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| TIMLEGGE | Crypt::DSA | < 1.20 | affected |
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I. Basic Information for CVE-2026-8700
Vulnerability Information
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Vulnerability Title
Crypt::DSA versions before 1.20 for Perl generate seeds using rand
Source: NVD (National Vulnerability Database)
Vulnerability Description
Crypt::DSA versions before 1.20 for Perl generate seeds using rand. Seeds were generated using Perl's built-in rand function, which is predictable and unsuitable for security usage.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息熵不充分
Source: NVD (National Vulnerability Database)
Vulnerability Title
Crypt::DSA 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Crypt::DSA是TIMLEGGE个人开发者的一个支持DSA数字签名生成与验证功能的Perl密码学模块。 Crypt::DSA 1.20之前版本存在安全特征问题漏洞，该漏洞源于使用Perl内置rand函数生成种子，该函数可预测且不适合安全用途。
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 |
|---|---|---|---|---|
| TIMLEGGE | Crypt::DSA | 0 ~ 1.20 | - |
II. Public POCs for CVE-2026-8700
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same vendor: TIMLEGGE
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IO::Compress::Brotli versions prior to 0.007 for Perl have a
Same weakness: CWE-331
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Insufficient Entropy vulnerability on Multiple Products - CVE-2026-7210
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V. Comments for CVE-2026-8700
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