CVE-2021-41388
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.
Netskope是美国Netskope公司的一款应用于云环境的威胁防护网关。 macOS 上 89.x 之前版本的 Netskope 客户端存在安全漏洞，该漏洞源于sAuxiliarySvc 进程的 XPC 实现在接受连接之前不会对新连接执行验证。 因此，任何低权限用户都可以以 root 身份连接和调用 XPC 服务中定义的外部方法，将他们的权限提升到最高级别。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1548 · Abuse Elevation Control Mechanism
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I. Basic Information for CVE-2021-41388
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Netskope client prior to 89.x on macOS is impacted by a local privilege escalation vulnerability. The XPC implementation of nsAuxiliarySvc process does not perform validation on new connections before accepting the connection. Thus any low privileged user can connect and call external methods defined in XPC service as root, elevating their privilege to the highest level.
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
Netskope 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Netskope是美国Netskope公司的一款应用于云环境的威胁防护网关。 macOS 上 89.x 之前版本的 Netskope 客户端存在安全漏洞，该漏洞源于sAuxiliarySvc 进程的 XPC 实现在接受连接之前不会对新连接执行验证。 因此，任何低权限用户都可以以 root 身份连接和调用 XPC 服务中定义的外部方法，将他们的权限提升到最高级别。
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-2021-41388
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-41388 (1)
Same Patch Batch · n/a · 2022-01-04 · 15 CVEs total
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| CVE-2021-45978 | Foxit PDF Reader 操作系统命令注入漏洞 | |
| CVE-2021-45979 | Foxit PDF Reader 操作系统命令注入漏洞 | |
| CVE-2021-45980 | Foxit PDF Reader 注入漏洞 | |
| CVE-2021-45912 | Controlup Real-Time Agent操作系统命令注入漏洞 | |
| CVE-2021-45389 | 多款StarWind产品授权问题漏洞 | |
| CVE-2021-40148 | Google Android 安全漏洞 | |
| CVE-2021-41789 | MediaTek 芯片 输入验证错误漏洞 | |
| CVE-2021-43677 | Fluxbb 跨站脚本漏洞 | |
| CVE-2021-22045 | VMware ESXi缓冲区错误漏洞 | |
| CVE-2021-45452 | Django 路径遍历漏洞 | |
| CVE-2021-45116 | Django 输入验证错误漏洞 | |
| CVE-2021-45115 | Django 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-41388
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