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CVE-2025-30258

CVSS 2.7 · Low EPSS 0.05% · P14
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I. Basic Information for CVE-2025-30258

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对因果或异常条件的不恰当检查
Source: NVD (National Vulnerability Database)
Vulnerability Title
GnuPG 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GnuPG是美国GNU社区的一套开源的加密软件，采用GNU通用公共许可证。该软件支持公钥、对称加密、散列等算法。 GnuPG 2.5.5之前版本存在安全漏洞，该漏洞源于导入特定子密钥数据可能导致验证签名失败。
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
GnuPGGnuPG 0 ~ 2.5.5 -

II. Public POCs for CVE-2025-30258

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III. Intelligence Information for CVE-2025-30258

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IV. Related Vulnerabilities

Same product: GnuPG
Same vendor: GnuPG
Same weakness: CWE-754

V. Comments for CVE-2025-30258

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