CVE-2014-3560

CVE-2014-3560 is a high-severity vulnerability in Redhat Enterprise Linux with a CVSS 2.0 base score of 7.9. Its EPSS exploit-prediction score of 56% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

• Severity: High (CVSS 2.0 base score 7.9)
• EPSS exploit prediction: 56% (99th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-94
• Affected product: Redhat Enterprise Linux
• Published: 2014-08-06
• Last modified: 2026-06-17

Description

NetBIOS name services daemon (nmbd) in Samba 4.0.x before 4.0.21 and 4.1.x before 4.1.11 allows remote attackers to execute arbitrary code via unspecified vectors that modify heap memory, involving a sizeof operation on an incorrect variable in the unstrcpy macro in string_wrappers.h.

Frequently asked questions

What is CVE-2014-3560?

NetBIOS name services daemon (nmbd) in Samba 4.0.x before 4.0.21 and 4.1.x before 4.1.11 allows remote attackers to execute arbitrary code via unspecified vectors that modify heap memory, involving a sizeof operation on an incorrect variable in the unstrcpy macro in string_wrappers.h.

How severe is CVE-2014-3560?

CVE-2014-3560 has a CVSS 2.0 base score of 7.9, rated high severity.

Is CVE-2014-3560 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 56% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3560?

CVE-2014-3560 primarily affects Redhat Enterprise Linux. In total, 35 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3560?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-3560 published?

CVE-2014-3560 was published on 2014-08-06 and last updated on 2026-06-17.

References

• http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136280.html
• http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136864.html
• http://lists.opensuse.org/opensuse-updates/2014-08/msg00027.html
• http://secunia.com/advisories/59583
• http://secunia.com/advisories/59610
• http://secunia.com/advisories/59976
• http://www.samba.org/samba/security/CVE-2014-3560
• http://www.securityfocus.com/bid/69021
• http://www.securitytracker.com/id/1030663
• http://www.ubuntu.com/usn/USN-2305-1
• https://bugzilla.redhat.com/show_bug.cgi?id=1126010
• https://exchange.xforce.ibmcloud.com/vulnerabilities/95081
• https://git.samba.org/?p=samba.git%3Ba=commitdiff%3Bh=e6a848630da3ba958c442438ea131c99fa088605
• https://git.samba.org/?p=samba.git%3Ba=commitdiff%3Bh=fb1d325d96dfe9bc2e9c4ec46ad4c55e8f18f4a2

Affected products (35)

• cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
• cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.5:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.6:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.7:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.8:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.9:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.1.10:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.11:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.12:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.13:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.14:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.15:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.16:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.17:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.18:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.19:*:*:*:*:*:*:*
• cpe:2.3:a:samba:samba:4.0.20:*:*:*:*:*:*:*

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