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CVE-2021-3345

EPSS 5.71% · P91
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I. Basic Information for CVE-2021-3345

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Libgcrypt 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Libgcrypt是GNU计划开发（Gnu计划开发）的一个基于GnuPG代码的通用加密库。该库实现了各种加密算法，包括对称密码、哈希算法、公开密钥算法等。 Libgcrypt before 1.9.1 存在缓冲区错误漏洞，该漏洞源于Libgcrypt中的gcry md block write in cipher hash-common.c digest final函数设置一个大的计数值时出现基于堆的缓冲区溢出。
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

VendorProductAffected VersionsCPESubscribe
-n/a n/a -

II. Public POCs for CVE-2021-3345

#POC DescriptionSource LinkShenlong Link
1POC exploit of CVE-2021-3345, a vulnerability in libgcrypt version 1.9.0https://github.com/MLGRadish/CVE-2021-3345POC Details
2Actual working exploit for CVE-2021-3345https://github.com/SpiralBL0CK/CVE-2021-3345POC Details
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III. Intelligence Information for CVE-2021-3345

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Vendor Advisories for CVE-2021-3345 (1)

Mailing List Discussions for CVE-2021-3345 (1)

Other References for CVE-2021-3345 (3)

Same Patch Batch · n/a · 2021-01-29 · 56 CVEs total

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CVE-2020-284016.5 MEDIUMStar Computer Star Practice Management Web 访问控制错误漏洞
CVE-2020-284046.5 MEDIUMStar Computer Star Practice Management Web 访问控制错误漏洞
CVE-2021-233285.6 MEDIUMPrototype Pollution
CVE-2020-284025.4 MEDIUMStar Computer Star Practice Management Web 访问控制错误漏洞
CVE-2020-295355.3 MEDIUMRSA Security Archer 跨站脚本漏洞
CVE-2020-295384.9 MEDIUMArcher 访问控制错误漏洞
CVE-2020-295374.6 MEDIUMRSA Security Archer 输入验证错误漏洞
CVE-2020-295364.3 MEDIUMRSA Security Archer 加密问题漏洞
CVE-2020-29004MediaWiki 跨站请求伪造漏洞
CVE-2021-26308Blackbeam Rust-marc 安全漏洞
CVE-2021-26307Mozilla Rust 安全漏洞
CVE-2021-26303PHPGurukul Daily Expense Tracker System 跨站脚本漏洞
CVE-2020-29605MantisBT 安全漏洞
CVE-2020-35547Mitel Networks MiCollab 授权问题漏洞
CVE-2021-3176Mitel BusinessCTI Enterprise (MBC-E) Client 输入验证错误漏洞
CVE-2020-29603MantisBT 访问控制错误漏洞
CVE-2020-35145Acronis True Image for Windows 代码问题漏洞

Showing top 20 of 56 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-3345

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