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CVE-2013-4476

10
FAUCET Score

CVE-2013-4476 is a local information disclosure vulnerability affecting Samba 4.0.x before 4.0.11 and 4.1.x before 4.1.1 when LDAP or HTTP is configured over SSL. The vulnerability stems from world-readable permissions on the private key file, allowing local users to access sensitive information. This low-severity vulnerability has a CVSS score of 1.2, indicating a local attack vector with high attack complexity and a potential impact of partial confidentiality. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.0CPE matchmatch criteria
cpe:2.3:a:samba:samba:4.0.0:*:*:*:*:*:*:*
4.0.1CPE matchmatch criteria
cpe:2.3:a:samba:samba:4.0.1:*:*:*:*:*:*:*
4.0.2CPE matchmatch criteria
cpe:2.3:a:samba:samba:4.0.2:*:*:*:*:*:*:*
4.0.3CPE matchmatch criteria
cpe:2.3:a:samba:samba:4.0.3:*:*:*:*:*:*:*
4.0.4CPE matchmatch criteria
cpe:2.3:a:samba:samba:4.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.2LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
1.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 81st percentile among its peer group of 747 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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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

Vendor Advisories (1)

redhatCVE-2013-4476Moderate

samba: world-readable key.pem with Samba 4 AD DC

Nov 11, 2013

References

lists.opensuse.org / opensuse-updates/2013-11/msg00083.html
lists.opensuse.org / opensuse-updates/2013-12/msg00088.html
security.gentoo.org / glsa/glsa-201502-15.xml
samba.org / samba/history/samba-4.0.11.html
samba.org / samba/history/samba-4.1.1.html
samba.org / samba/security/CVE-2013-4476
Vendor Advisory