What’s Vulnerable › Vulnerabilities

CVE-2017-2619

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-03-12 · updated 2026-06-17
• Weakness: CWE-362

Description

Samba before versions 4.6.1, 4.5.7 and 4.4.11 are vulnerable to a malicious client using a symlink race to allow access to areas of the server file system not exported under the share definition.

Affected products

• Debian Linux: 8.0
• Red Hat Enterprise Linux: 6.0, 7.0
• Samba: before 4.4.12; from 4.5.0 before 4.5.7; from 4.6.0 before 4.6.1 — fixed in 4.4.12, 4.5.7, 4.6.1

How to fix

Upgrade to a fixed version: Samba 4.4.12, 4.5.7, 4.6.1. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/97033
• http://www.securitytracker.com/id/1038117
• https://access.redhat.com/errata/RHSA-2017:1265
• https://access.redhat.com/errata/RHSA-2017:2338
• https://access.redhat.com/errata/RHSA-2017:2778
• https://access.redhat.com/errata/RHSA-2017:2789
• https://bugzilla.redhat.com/show_bug.cgi?id=1429472
• https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us
• https://www.debian.org/security/2017/dsa-3816
• https://www.exploit-db.com/exploits/41740/
• https://www.samba.org/samba/security/CVE-2017-2619.html
• http://www.securityfocus.com/bid/97033

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