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CVE-2021-44862— Sensitive Information store in NSClient logs

Quick assessment

Affected
Netskope NSClient
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。 Netskope client存在安全漏洞，该漏洞源于通过身份验证的本地攻击者可以查看存储在NSClient日志中的敏感信息导致恶意用户可以使用敏感信息下载数据并冒充其他用户。

CVSS 8.4 · High EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-44862

Vulnerability Information
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Vulnerability Title
Sensitive Information store in NSClient logs
Source: CVE Program / CVE List V5
Vulnerability Description
Netskope client is impacted by a vulnerability where an authenticated, local attacker can view sensitive information stored in NSClient logs which should be restricted. The vulnerability exists because the sensitive information is not masked/scrubbed before writing in the logs. A malicious user can use the sensitive information to download data and impersonate another user.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
通过日志文件的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Netskope 日志信息泄露漏洞
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。 Netskope client存在安全漏洞，该漏洞源于通过身份验证的本地攻击者可以查看存储在NSClient日志中的敏感信息导致恶意用户可以使用敏感信息下载数据并冒充其他用户。
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
Netskope NSClient 91.0 and Prior -

II. Public POCs for CVE-2021-44862

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III. Intelligence Information for CVE-2021-44862

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Other References for CVE-2021-44862 (1)

IV. Related Vulnerabilities

Same vendor: Netskope
Same weakness: CWE-532

V. Comments for CVE-2021-44862

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