Home/CVE/The Micro Focus Client for OES before version 2 SP4 IR8a has a vulnerability that could allow a local attacker to elevat
CVE

CVE-2018-7687

The Micro Focus Client for OES before version 2 SP4 IR8a has a vulnerability that could allow a local attacker to elevat

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.

HIGH · CVSS 7.8 EPSS 0.00044
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules4 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

2
microfocus client<= 2.0
microfocus clientall versions
◈

Sigma Hunt Rules

4
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalSuspicious Cobalt Strike DNS Beaconing - DNS Client
producthighPotential MFA Bypass Using Legacy Client Authentication
producthighTor Client/Browser Execution
producthighSuspicious WebDav Client Execution Via Rundll32.EXE
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.0 · security@opentext.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 May 2018 · 08:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.novell.com/show_bug.cgi?id=1093607
https://www.novell.com/support/kb/doc.php?id=7022983
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