CVE-2021-27756
Quick assessment
Affected
n/a "BigFix Compliance Server"
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.
HCL BigFix Compliance是印度HCL公司的持续监控和应用终端安全设置，以确保符合法规或组织安全策略。 HCL BigFix Compliance 版本2.0.5之前版本存在加密问题漏洞，该漏洞源于TLS-RSA密码套件在BigFix Compliance版本2.0.5之前没有被禁用。如果没有启用TLS 2.0和安全密码，攻击者利用该漏洞就可以被动地记录流量，然后再解密。
Possible ATT&CK Techniques 1 AI
T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2021-27756
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
"TLS-RSA cipher suites are not disabled in BigFix Compliance up to v2.0.5. If TLS 2.0 and secure ciphers are not enabled then an attacker can passively record traffic and later decrypt it."
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
HCL BigFix Compliance 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HCL BigFix Compliance是印度HCL公司的持续监控和应用终端安全设置，以确保符合法规或组织安全策略。 HCL BigFix Compliance 版本2.0.5之前版本存在加密问题漏洞，该漏洞源于TLS-RSA密码套件在BigFix Compliance版本2.0.5之前没有被禁用。如果没有启用TLS 2.0和安全密码，攻击者利用该漏洞就可以被动地记录流量，然后再解密。
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 |
|---|---|---|---|---|
| - | "BigFix Compliance Server" | "BigFix Compliance Server 2.0 - 2.0.5" | - |
|
II. Public POCs for CVE-2021-27756
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-27756 (1)
Same Patch Batch · n/a · 2022-03-04 · 45 CVEs total
| CVE-2022-23915 | 7.2 HIGH | Remote Code Execution (RCE) |
| CVE-2022-26484 | 4.9 MEDIUM | Veritas InfoScale Operations Manager路径遍历漏洞 |
| CVE-2022-26483 | 4.8 MEDIUM | Veritas Infoscale Operations Manager 跨站脚本漏洞 |
| CVE-2022-22946 | Vmware VMware Spring Cloud Gateway 信任管理问题漏洞 | |
| CVE-2022-26318 | WatchGuard Firebox 安全漏洞 | |
| CVE-2021-3656 | KVM 安全漏洞 | |
| CVE-2021-46353 | D-Link Dir-X1860 安全漏洞 | |
| CVE-2021-44827 | Tp-link Archer C2 操作系统命令注入漏洞 | |
| CVE-2021-40846 | Rhinode Trading Paints 安全漏洞 | |
| CVE-2021-46384 | MingSoft MCMS 访问控制错误漏洞 | |
| CVE-2022-25106 | D-Link DIR-859 缓冲区错误漏洞 | |
| CVE-2022-23232 | Netapp StorageGRID 授权问题漏洞 | |
| CVE-2021-3575 | OpenJPEG 缓冲区错误漏洞 | |
| CVE-2021-3428 | Linux kernel 输入验证错误漏洞 | |
| CVE-2021-20319 | coreos-installer 数据伪造问题漏洞 | |
| CVE-2022-21828 | Incapptic Connect 安全漏洞 | |
| CVE-2022-25623 | Symantec Management Center 安全漏洞 | |
| CVE-2021-3744 | Linux kernel 安全漏洞 | |
| CVE-2021-3743 | Linux kernel 缓冲区错误漏洞 | |
| CVE-2022-23729 | LG mobile 授权问题漏洞 |
Showing top 20 of 45 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-27756
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