CVE-2006-3439
Buffer overflow in the Server Service in Microsoft Windows 2000 SP4, XP SP1 and SP2, and Server 2003 SP1 allows remote attackers,…
- 10.0HighCVSS base score
- 86.2%Exploitation in 30 daysEPSS · top 0.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 6Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Buffer overflow in the Server Service in Microsoft Windows 2000 SP4, XP SP1 and SP2, and Server 2003 SP1 allows remote attackers, including anonymous users, to execute arbitrary code via a crafted RPC message, a different vulnerability than CVE-2006-1314.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and 5 Exploit-DB entries for it.
Show the exploits6
Metasploit modules1 module
- MS06-040 Microsoft Server Service NetpwPathCanonicalize Overflow (Metasploit module) (opens in a new tab)
exploit/windows/smb/ms06_040_netapiRank gooddisclosed 8 Aug 2006
Exploit-DB5 entries
- Microsoft Server Service - NetpwPathCanonicalize Overflow (MS06-040) (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 16367remote, windowspublished 17 Feb 2011Verified
- Microsoft Windows Server 2003 - NetpIsRemote() Remote Overflow (MS06-040) (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 2355remote, windowspublished 13 Sept 2006Verified
- Microsoft Windows - NetpIsRemote() Remote Overflow (MS06-040) (2) (Exploit-DB entry) (opens in a new tab)
EDB-ID 2265remote, windowspublished 28 Aug 2006Verified
- Microsoft Windows - CanonicalizePathName() Remote (MS06-040) (Exploit-DB entry) (opens in a new tab)
EDB-ID 2223remote, windowspublished 19 Aug 2006Verified
- Microsoft Windows - NetpIsRemote() Remote Overflow (MS06-040) (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 2162remote, windowspublished 10 Aug 2006Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By microsoft
- 33 days later
· 33 days later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 86.2% · top 0.3% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Affected products
n/a
- affected n/a
References
References11
- http://www.dhs.gov/dhspublic/display?content=5789 (opens in a new tab)x_refsource_MISCx_transferred
- 20060814 Mitigating Exploitation of the MS06-040 Service Buffer Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- MS06-040 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- VU#650769 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 1016667 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 19409 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- TA06-220A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- oval:org.mitre.oval:def:492 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- ms-server-service-bo(28002) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- ADV-2006-3210 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 21388 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2006-3435 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-3439)Record last updated .