CVE-2006-5780
HighPublic exploitStack-based buffer overflow in nfsd.exe in XLink Omni-NFS Server 5.2 allows remote attackers to execute arbitrary code via a crafted TCP packet to port 2049 (nfsd), as demonstrated by vd_xlink.pm.
Published Nov 7, 2006 · Updated Apr 22, 2026
Key Facts
Patch immediately- CVE-2006-5780 is a high-severity vulnerability (CVSS 7.5 v2) affecting Omni-Nfs Server (Xlink Technology).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 63% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS (30-day exploit likelihood)
63%
Higher than 99.2% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2006-5780 brief as a PDF
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Description
Stack-based buffer overflow in nfsd.exe in XLink Omni-NFS Server 5.2 allows remote attackers to execute arbitrary code via a crafted TCP packet to port 2049 (nfsd), as demonstrated by vd_xlink.pm.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Omni-Nfs ServerXlink Technology | 5.2 | n/a |
Timeline
Publicly disclosed
Nov 7, 2006
Last updated
Apr 22, 2026
References
- exploithttp://gleg.net/downloads/VULNDISCO_META_FREE.tar.gz
- exploithttp://gleg.net/vulndisco_meta.shtml
- exploitMSF xlink_nfsd.rb
- exploitExploitDB-16389
- exploit20941
FAQ
Common Questions.
Stack-based buffer overflow in nfsd.exe in XLink Omni-NFS Server 5.2 allows remote attackers to execute arbitrary code via a crafted TCP packet to port 2049 (nfsd), as demonstrated by vd_xlink.pm.
Affected: Omni-Nfs Server (Xlink Technology) versions 5.2. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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