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CVE-2021-42564

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cryptshare Ag Cryptshare是德国Cryptshare Ag公司的一个 Web 应用程序。用于安全地提供文件和消息。 Cryptshare Ag Cryptshare 中存在输入验证错误漏洞漏洞，该漏洞源产品未对editor中的meta http-equiv=refresh的子字符串的数据进行有效处理。攻击者可通过该漏洞重定向到任意URL。以下产品及版本受到影响： Cryptshare 5.1.0 之前版本。

AI Predicted 5.4 Difficulty: Trivial EPSS 0.69% · P51
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I. Basic Information for CVE-2021-42564

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An open redirect through HTML injection in confidential messages in Cryptshare before 5.1.0 allows remote attackers (with permission to provide confidential messages via Cryptshare) to redirect targeted victims to any URL via the '<meta http-equiv="refresh"' substring in the editor parameter.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Cryptshare Ag Cryptshare 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cryptshare Ag Cryptshare是德国Cryptshare Ag公司的一个 Web 应用程序。用于安全地提供文件和消息。 Cryptshare Ag Cryptshare 中存在输入验证错误漏洞漏洞，该漏洞源产品未对editor中的meta http-equiv=refresh的子字符串的数据进行有效处理。攻击者可通过该漏洞重定向到任意URL。以下产品及版本受到影响： Cryptshare 5.1.0 之前版本。
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
- n/a n/a -

II. Public POCs for CVE-2021-42564

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III. Intelligence Information for CVE-2021-42564

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Other References for CVE-2021-42564 (1)

Same Patch Batch · n/a · 2021-11-30 · 18 CVEs total

CVE-2021-43284 Victure WR1200信任管理问题漏洞
CVE-2021-40101 PortlandLabs Concrete CMS 安全漏洞
CVE-2021-31787 Actions ATS2815 输入验证错误漏洞
CVE-2021-42099 Zoho ManageEngine M365 Manager Plus 4421 代码问题漏洞
CVE-2021-43319 Zoho Corporation Zoho ManageEngine Network Configuration Manager 命令注入漏洞
CVE-2021-22095 Spring AMQP 代码问题漏洞
CVE-2021-43296 Zoho ManageEngine SupportCenter Plus 代码问题漏洞
CVE-2021-43295 Zoho ManageEngine SupportCenter Plus 跨站脚本漏洞
CVE-2021-43294 Zoho ManageEngine SupportCenter Plus 跨站脚本漏洞
CVE-2021-41677 Open Solutions For Education openSIS SQL注入漏洞
CVE-2021-43283 Victure WR1200 操作系统命令注入漏洞
CVE-2021-43282 Victure WR1200 信任管理问题漏洞
CVE-2021-44230 PortSwigger Burp Suite 访问控制错误漏洞
CVE-2021-43202 Jetbrains JetBrains TeamCity 访问控制错误漏洞
CVE-2021-43998 HashiCorp Vault 安全漏洞
CVE-2021-41679 Open Solutions For Education openSIS SQL注入漏洞
CVE-2021-41678 Open Solutions For Education openSIS SQL注入漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2021-42564

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