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CVE-2018-7687— Client for OES Elevation of Privilege via Buffer Overflow

Quick assessment

Affected
Micro Focus Client for Open Enterprise 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.

Micro Focus Client for OES是英国Micro Focus公司的一套服务器客户端软件。该软件支持对Windows Server等平台中的文件进行传输或授权。 Micro Focus Client for OES 2 SP4 IR8a之前版本中的ncfsd.sys文件存在缓冲区溢出漏洞。本地攻击者可利用该漏洞提升权限。

AI Predicted 7.8 Difficulty: Hard EPSS 0.37% · P28

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2018-7687

Vulnerability Information
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Vulnerability Title
Client for OES Elevation of Privilege via Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
The Micro Focus Client for OES before version 2 SP4 IR8a has a vulnerability that could allow a local attacker to elevate privileges via a buffer overflow in ncfsd.sys.
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
Micro Focus Client for OES 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Micro Focus Client for OES是英国Micro Focus公司的一套服务器客户端软件。该软件支持对Windows Server等平台中的文件进行传输或授权。 Micro Focus Client for OES 2 SP4 IR8a之前版本中的ncfsd.sys文件存在缓冲区溢出漏洞。本地攻击者可利用该漏洞提升权限。
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
Micro Focus Client for Open Enterprise Server 2 SP4 (IR8a) ~ 2 SP4 (IR8a) -

II. Public POCs for CVE-2018-7687

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III. Intelligence Information for CVE-2018-7687

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Vendor Advisories for CVE-2018-7687 (1)

Other References for CVE-2018-7687 (1)

IV. Related Vulnerabilities

Same vendor: Micro Focus

V. Comments for CVE-2018-7687

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