MEDIUMPOC
CVE-2008-3158
CWE-264Published: July 11, 2008· Updated: Jun 16, 2026
6.9
CVSS v3.1
Official Description
Unspecified vulnerability in NWFS.SYS in Novell Client for Windows 4.91 SP4 has unknown impact and attack vectors, possibly related to IOCTL requests that overwrite arbitrary memory.
Technical Analysis
CVE-2008-3158 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A proof-of-concept (PoC) exploit exists for CVE-2008-3158. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:L/AC:M/Au:N/C:C/I:C/A:C
Affected Vendors & Products
novell1 product(s)
novell client for windows
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
POC AVAILABLEProof-of-concept code exists
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (12)
→
http://secunia.com/advisories/30904Patch · Vendor Advisory
→
http://secunia.com/advisories/30904Patch · Vendor Advisory
Quick Facts
CVE IDCVE-2008-3158
CVSS Score6.9 / 10
SeverityMEDIUM
WeaknessCWE-264
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedJul 11, 2008
Related CVEs (CWE-264)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2008-3158 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.