The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption)…

Description

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Scores

EPSS (exploitation in 30 days)

5.6% · top 7.1% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (44)

• USN-314-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 21187 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2006-4750 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• SUSE-SR:2006:017 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 1016459 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 20983 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2006-2745 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• ADV-2006-4502 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• http://securitydot.net/xpl/exploits/vulnerabilities/articles/1175/exploit.html (opens in a new tab)x_refsource_MISCx_transferred
• http://www.samba.org/samba/security/CAN-2006-3403.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://docs.info.apple.com/article.html?artnum=304829 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 22875 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SSA:2006-195 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
• http://www.vmware.com/download/esx/esx-202-200610-patch.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 21190 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 21086 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20061113 VMSA-2006-0008 - VMware ESX Server 2.0.2 Upgrade Patch 2 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• http://www.vmware.com/download/esx/esx-213-200610-patch.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 21262 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20060711 rPSA-2006-0128-1 samba samba-swat (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 20060710 Re: [ANNOUNCEMENT] Samba 3.0.1 - 3.0.22: memory exhaustion DoS against smbd (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• VU#313836 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
• 23155 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 18927 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• samba-smbd-connection-dos(27648) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 21019 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20980 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20060721 Re: Samba Internal Data Structures DOS Vulnerability Exploit (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• RHSA-2006:0591 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• APPLE-SA-2006-11-28 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• HPSBUX02155 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• TA06-333A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
• 20061113 VMSA-2006-0006 - VMware ESX Server 2.5.3 Upgrade Patch 4 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 21046 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 21159 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20060720 Samba Internal Data Structures DOS Vulnerability Exploit (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• DSA-1110 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 20060710 [ANNOUNCEMENT] Samba 3.0.1 - 3.0.22: memory exhaustion DoS against smbd (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• GLSA-200607-10 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• oval:org.mitre.oval:def:11355 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• 20061113 VMSA-2006-0007 - VMware ESX Server 2.1.3 Upgrade Patch 2 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• MDKSA-2006:120 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• 21143 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 21018 (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)
• 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

[![CVE-2006-3403](https://trackcve.app/badge/CVE-2006-3403.svg)](https://trackcve.app/cve/CVE-2006-3403)

Record last updated 7 Aug 2024, 18:30 UTC.