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CVE-2004-0686

21
FAUCET Score

CVE-2004-0686 describes a buffer overflow vulnerability in Samba versions 2.2.x through 2.2.9 and 3.0.0 through 3.0.4, specifically when the "mangling method = hash" option is enabled in smb.conf. This vulnerability has a CVSS score of 5.0, indicating a medium severity, and could lead to partial integrity impact with low attack complexity and no authentication required. While the exact impact and attack vectors are unknown, there is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit or ExploitDB. Despite its age and lack of active exploitation, the CVE has garnered significant community discussion, with 10 mentions, suggesting continued awareness.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.2.0, < 2.2.10CPE matchmatch criteria
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
>= 3.0.0, < 3.0.5CPE matchmatch criteria
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
1.5CPE matchmatch criteria
cpe:2.3:o:trustix:secure_linux:1.5:*:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:o:trustix:secure_linux:2.0:*:*:*:*:*:*:*
2.1CPE matchmatch criteria
cpe:2.3:o:trustix:secure_linux:2.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

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

Exploit Intelligence

EPSS Score
3.67%
Probability of exploitation in next 30 days
EPSS Percentile
88.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0367 is in the 85th percentile among its peer group of 23,701 CVEs.

Social Chatter

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 (5)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: samba-0:3.0.4-6.3E
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux AS (Advanced Server) version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux ES version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux WS version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux Advanced Workstation 2.1
View patch

Vendor Advisories (1)

redhatCVE-2004-0686Moderate

security flaw

Jul 22, 2004

References

distro.conectiva.com.br / atualizacoes
Third Party Advisory
distro.conectiva.com.br / atualizacoes
Third Party Advisory
marc.info
Mailing ListThird Party Advisory
marc.info
Mailing ListThird Party Advisory
marc.info
Mailing ListThird Party Advisory
marc.info
Mailing ListThird Party Advisory
marc.info
Mailing ListThird Party Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/16786
Third Party AdvisoryVDB Entry
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10461
Third Party Advisory
sunsolve.sun.com / search/document.do
Broken Link
sunsolve.sun.com / search/document.do
Broken Link
gentoo.org / security/en/glsa/glsa-200407-21.xml
Third Party Advisory
mandrakesecure.net / en/advisories/advisory.php
Broken Link
novell.com / linux/security/advisories/2004_22_samba.html
Broken Link
redhat.com / support/errata/RHSA-2004-259.html
PatchThird Party Advisory
trustix.org / errata/2004/0039
Third Party Advisory