CVE-2018-7687 — The Micro Focus Client for OES before version 2 SP4 IR8a has a vulnerability tha

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.

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
Micro Focus	Client for Open Enterprise Server	2 SP4 (IR8a)

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-05-21T20:00:00.000Z
• Last modified: 2024-09-16T22:36:42.898Z

09References

• www.novell.com — https://www.novell.com/support/kb/doc.php?id=7022983
• bugzilla.novell.com — https://bugzilla.novell.com/show_bug.cgi?id=1093607