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CVE-2006-3403

16
FAUCET Score

CVE-2006-3403 describes a denial-of-service vulnerability in the smbd daemon of Samba versions 3.0.1 through 3.0.22. Remote attackers can exploit this by sending a large number of share connection requests, leading to excessive memory consumption. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having a low attack complexity, with the primary impact being system availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.0.1CPE matchmatch criteria
cpe:2.3:a:samba:samba:3.0.1:*:*:*:*:*:*:*
3.0.2CPE matchmatch criteria
cpe:2.3:a:samba:samba:3.0.2:*:*:*:*:*:*:*
3.0.3CPE matchmatch criteria
cpe:2.3:a:samba:samba:3.0.3:*:*:*:*:*:*:*
3.0.4CPE matchmatch criteria
cpe:2.3:a:samba:samba:3.0.4:*:*:*:*:*:*:*
3.0.5CPE matchmatch criteria
cpe:2.3:a:samba:samba:3.0.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.50%
Probability of exploitation in next 30 days
EPSS Percentile
92.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0550 is in the 89th percentile among its peer group of 23,725 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: samba-0:3.0.9-1.3E.10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: samba-0:3.0.10-1.4E.6.2
View patch

Vendor Advisories (1)

redhatCVE-2006-3403Important

security flaw

Jul 10, 2006

References

patches.sgi.com / support/free/security/advisories/20060703-01-U.asc
docs.info.apple.com / article.html
lists.apple.com / archives/security-announce/2006/Nov/msg00001.html
secunia.com / advisories/20980
PatchVendor Advisory
secunia.com / advisories/20983
PatchVendor Advisory
secunia.com / advisories/21018
secunia.com / advisories/21019
secunia.com / advisories/21046
secunia.com / advisories/21086
secunia.com / advisories/21143
secunia.com / advisories/21159
secunia.com / advisories/21187
secunia.com / advisories/21190
secunia.com / advisories/21262
secunia.com / advisories/22875
secunia.com / advisories/23155
securitydot.net / xpl/exploits/vulnerabilities/articles/1175/exploit.html
security.gentoo.org / glsa/glsa-200607-10.xml
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/27648
slackware.com / security/viewer.php
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11355
debian.org / security/2006/dsa-1110
kb.cert.org / vuls/id/313836
US Government Resource
mandriva.com / security/advisories
novell.com / linux/security/advisories/2006_17_sr.html
redhat.com / support/errata/RHSA-2006-0591.html
samba.org / samba/security/CAN-2006-3403.html
Patch
securityfocus.com / archive/1/439757/100/0/threaded
securityfocus.com / archive/1/439875/100/0/threaded
securityfocus.com / archive/1/439880/100/100/threaded
securityfocus.com / archive/1/440767/100/0/threaded
securityfocus.com / archive/1/440836/100/0/threaded
securityfocus.com / archive/1/448957/100/0/threaded
securityfocus.com / archive/1/451404/100/0/threaded
securityfocus.com / archive/1/451417/100/200/threaded
securityfocus.com / archive/1/451426/100/200/threaded
securityfocus.com / bid/18927
Patch
ubuntu.com / usn/usn-314-1
us-cert.gov / cas/techalerts/TA06-333A.html
US Government Resource
vmware.com / download/esx/esx-202-200610-patch.html
vmware.com / download/esx/esx-213-200610-patch.html
vupen.com / english/advisories/2006/2745
vupen.com / english/advisories/2006/4502
vupen.com / english/advisories/2006/4750