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.
CVE-2006-5780
- High exploitation likelihood — EPSS 61%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 99.1%
- KEV
- Not listed
Published
November 7, 2006
Last Modified
April 23, 2026
References (20)
- cve@mitrehttp://gleg.net/downloads/VULNDISCO_META_FREE.tar.gz
- cve@mitrehttp://gleg.net/vulndisco_meta.shtml
- cve@mitrehttp://secunia.com/advisories/22751
- cve@mitrehttp://securityreason.com/securityalert/1831
- cve@mitrehttp://securitytracker.com/id?1017172
- cve@mitrehttp://www.securityfocus.com/archive/1/450728/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/bid/20941
- cve@mitrehttp://www.vupen.com/english/advisories/2006/4380
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/30083
- cve@mitrehttps://www.exploit-db.com/exploits/2729
- af854a3a-2127-422b-91ae-364da2661108http://gleg.net/downloads/VULNDISCO_META_FREE.tar.gz
- af854a3a-2127-422b-91ae-364da2661108http://gleg.net/vulndisco_meta.shtml
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/22751
- af854a3a-2127-422b-91ae-364da2661108http://securityreason.com/securityalert/1831
- af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1017172
Data Freshness Timeline
(refreshed 4× in last 7d / 31× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-13 22:25 UTCEPSS rescore
- 2026-07-13 06:07 UTCEPSS rescore
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- 2026-06-29 14:02 UTCEPSS rescore
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- 2026-06-25 13:46 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
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- 2026-06-08 14:13 UTCEPSS rescore
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- 2026-06-06 13:44 UTCEPSS rescore
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- 2026-06-05 22:44 UTCEPSS rescore
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- 2026-06-05 06:07 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 05:58 UTCEG score recompute
- 2026-05-31 05:58 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
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- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
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- 2026-05-27 13:37 UTCEPSS rescore
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- 2026-05-26 07:16 UTCEPSS rescore
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- 2026-05-22 21:15 UTCEPSS rescore
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- 2026-05-21 22:38 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(3 references)Working exploit code is in the public domain (1 Metasploit module) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-16389✓ verifiedFirst seen Nov 11, 2010
Omni-NFS Server - Remote Buffer Overflow (Metasploit)
Open source ↗ - Exploit-DBEDB-2729✓ verifiedFirst seen Nov 6, 2006
Omni-NFS Server 5.2 - 'nfsd.exe' Remote Stack Overflow (Metasploit)
Open source ↗ - Metasploitexploit/windows/nfs/xlink_nfsd✓ verifiedFirst seen Nov 6, 2006
Omni-NFS Server Buffer Overflow
Open source ↗
Frequently asked(4)
What is CVE-2006-5780?
When was CVE-2006-5780 disclosed?
Is CVE-2006-5780 actively exploited?
How do I remediate CVE-2006-5780?
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