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    CVE-2017-7494

    Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it.

    Published:May 24, 2017
    Last Modified:Apr 21, 2026
    EPS:May 30, 2017
    EPSS Score:0.94176
    CVSS Score:9.8

    CISA Notification

    Description

    Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it.

    Required Action:

    Apply updates per vendor instructions.

    Notes:

    No extra notes provided.

    Due Date
    Apr 20, 2023
    1240 days ago
    Alert Date
    Mar 30, 2023
    1261 days ago

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Aus
    Vendor
    Redhat
    Product
    Rhel Els
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Mission Critical
    Vendor
    Redhat
    Product
    Rhel Tus
    Vendor
    Redhat
    Product
    Storage
    Vendor
    Samba
    Product
    Samba

    Exploits

    https://www.exploit-db.com/exploits/42060https://github.com/00mjk/exploit-CVE-2017-7494https://github.com/0xm4ud/noSAMBAnoCRY-CVE-2017-7494https://github.com/adjaliya/-CVE-2017-7494-Samba-Exploit-POChttps://github.com/betab0t/cve-2017-7494https://github.com/brianwrf/SambaHunterhttps://github.com/cved-sources/cve-2017-7494https://github.com/d3fudd/CVE-2017-7494_SambaCryhttps://github.com/FelipeR-UFBA/cve-2017-7494-fixedhttps://github.com/Hansindu-M/CVE-2017-7494_IT19115344https://github.com/homjxi0e/CVE-2017-7494https://github.com/incredible1yu/CVE-2017-7494https://github.com/I-Rinka/BIT-EternalBlue-for-macOS_Linuxhttps://github.com/john-80/cve-2017-7494https://github.com/joxeankoret/CVE-2017-7494https://github.com/opsxcq/exploit-CVE-2017-7494https://github.com/Sadz1d/IShttps://github.com/sudlit/CVE-2017-7494https://github.com/Waffles-2/SambaCryhttps://github.com/YonLiud/CVE-2017-7494https://github.com/Zanex360/cdt-samba-deployhttps://github.com/Zanex360/cdt-vulnsamba-deployhttps://github.com/Zer0d0y/Samba-CVE-2017-7494https://www.exploit-db.com/exploits/42084

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    References

    http://www.debian.org/security/2017/dsa-3860
    http://www.securityfocus.com/bid/98636
    http://www.securitytracker.com/id/1038552
    https://access.redhat.com/errata/RHSA-2017:1270
    https://access.redhat.com/errata/RHSA-2017:1271
    https://access.redhat.com/errata/RHSA-2017:1272
    https://access.redhat.com/errata/RHSA-2017:1273
    https://access.redhat.com/errata/RHSA-2017:1390
    https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf&p_Doc_Ref=SEVD-2018-095-01
    https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us
    https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03759en_us
    https://security.gentoo.org/glsa/201805-07
    https://security.netapp.com/advisory/ntap-20170524-0001/
    https://www.exploit-db.com/exploits/42060/
    https://www.exploit-db.com/exploits/42084/
    https://www.samba.org/samba/security/CVE-2017-7494.html
    http://www.debian.org/security/2017/dsa-3860
    http://www.securityfocus.com/bid/98636
    http://www.securitytracker.com/id/1038552
    https://access.redhat.com/errata/RHSA-2017:1270
    https://access.redhat.com/errata/RHSA-2017:1271
    https://access.redhat.com/errata/RHSA-2017:1272
    https://access.redhat.com/errata/RHSA-2017:1273
    https://access.redhat.com/errata/RHSA-2017:1390
    https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf&p_Doc_Ref=SEVD-2018-095-01
    https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us
    https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03759en_us
    https://security.gentoo.org/glsa/201805-07
    https://security.netapp.com/advisory/ntap-20170524-0001/
    https://www.exploit-db.com/exploits/42060/
    https://www.exploit-db.com/exploits/42084/
    https://www.samba.org/samba/security/CVE-2017-7494.html
    https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7494

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High