Is CVE-2013-4496 in the CISA KEV catalog?

No. CVE-2013-4496 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-4496?

CVE-2013-4496 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2013-4496?

CVE-2013-4496 has an EPSS score of 10.64% (95th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-4496?

Upgrade samba on debian 11 to 2:4.1.6+dfsg-1 or later.

CVE & CISA-KEV Catalog

CVE-2013-4496

MEDIUMEPSS 95th pctl

5.0

CVSS v2

NVD

Description

Samba 3.x before 3.6.23, 4.0.x before 4.0.16, and 4.1.x before 4.1.6 does not enforce the password-guessing protection mechanism for all interfaces, which makes it easier for remote attackers to obtain access via brute-force ChangePasswordUser2 (1) SAMR or (2) RAP attempts.

CWE-255

How to fix

Remediation Available

sambaDebian

Fixed in:2:4.1.6+dfsg-1CVE-2013-4496

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

10.64%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

References

Vendor Advisory5

Third-Party Advisory13

Related Vulnerabilities

Other CWE-255 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2010-0219	High	10.0	90%	-	-
CVE-2013-4786	High	7.5	82%	-	-
CVE-2014-9195	High	10.0	81%	-	-
CVE-2009-3548	High	7.5	79%	-	-
CVE-2009-4189	High	10.0	79%	-	-
CVE-2017-8229	Critical	9.8	74%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.