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I. Basic Information for CVE-2020-4099
Vulnerability Information

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Vulnerability Title
HCL Verse for Android is susceptible to an APK signing key check vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
The application was signed using a key length less than or equal to 1024 bits, making it potentially vulnerable to forged digital signatures. An attacker could forge the same digital signature of the app after maliciously modifying the app.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
不充分的加密强度
Source: NVD (National Vulnerability Database)
Vulnerability Title
HCL Technologies HCL Verse 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HCL Technologies HCL Verse是美国HCL Technologies公司的一个可访问邮件并进行生活计划管理的移动端应用。 HCL Technologies HCL Verse 12.0.15之前版本存在安全漏洞,该漏洞源于应用程序使用小于或等于 1024 位的密钥长度进行签名,使其可能容易受到伪造数字签名的攻击,攻击者利用该漏洞可以在恶意修改应用程序后伪造与应用程序相同的数字签名。
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
HCL SoftwareHCL Verse for Android < 12.0.15 -
II. Public POCs for CVE-2020-4099
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III. Intelligence Information for CVE-2020-4099
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IV. Related Vulnerabilities
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