# CVE-2017-7494: Samba Remote Code Execution Vulnerability

> CVE-2017-7494: Samba Remote Code Execution Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2017-7494
Last updated: 2025-10-21T23:55:40Z

- Published: 2017-05-30 18:00 UTC · Updated: 2025-10-21 23:55 UTC · Assigner: redhat
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 99.4%, 100th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2023-03-30, federal due date 2023-04-20, ransomware use: Known

## 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.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Samba: samba

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2017-7494)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2017-7494)
- [https://access.redhat.com/errata/RHSA-2017:1270](https://access.redhat.com/errata/RHSA-2017:1270)
- [https://access.redhat.com/errata/RHSA-2017:1271](https://access.redhat.com/errata/RHSA-2017:1271)
- [https://access.redhat.com/errata/RHSA-2017:1272](https://access.redhat.com/errata/RHSA-2017:1272)
- [https://access.redhat.com/errata/RHSA-2017:1273](https://access.redhat.com/errata/RHSA-2017:1273)
- [https://access.redhat.com/errata/RHSA-2017:1390](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://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-hpesbns03755en_us)
- [https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en\_US&docId=emr\_na-hpesbux03759en\_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.gentoo.org/glsa/201805-07)
- [https://security.netapp.com/advisory/ntap-20170524-0001/](https://security.netapp.com/advisory/ntap-20170524-0001/)
- [https://www.exploit-db.com/exploits/42060/](https://www.exploit-db.com/exploits/42060/)
- [https://www.exploit-db.com/exploits/42084/](https://www.exploit-db.com/exploits/42084/)
- [https://www.samba.org/samba/security/CVE-2017-7494.html](https://www.samba.org/samba/security/CVE-2017-7494.html)
- [http://www.debian.org/security/2017/dsa-3860](http://www.debian.org/security/2017/dsa-3860)
- [http://www.securityfocus.com/bid/98636](http://www.securityfocus.com/bid/98636)
- [http://www.securitytracker.com/id/1038552](http://www.securitytracker.com/id/1038552)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2017-7494 · Markdown: https://rewindex.com/cve/CVE-2017-7494.md · JSON: https://rewindex.com/api/v1/cves/CVE-2017-7494 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:44:15.124Z