# 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.

- Page: https://www.vulneraibility.com/cve/CVE-2017-7494
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2023-03-30; CISA due date 2023-04-20; known ransomware use
- EPSS: 99.45% (percentile 99.9)
- Public exploit code: 2 on Exploit-DB · 1 Metasploit module · 23 GitHub proofs of concept (first 2017-05-24)
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2025-02-07)
- Weakness: CWE-94
- Published: 2017-05-30

## Affected versions

- Samba samba: affected since 3.5.0

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] http://www.securityfocus.com/bid/98636
- [advisory] http://www.debian.org/security/2017/dsa-3860
- [exploit] https://www.exploit-db.com/exploits/42084/
- [advisory] https://access.redhat.com/errata/RHSA-2017:1270
- [other] https://www.samba.org/samba/security/CVE-2017-7494.html
- [other] 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
- [advisory] https://access.redhat.com/errata/RHSA-2017:1390
- [other] http://www.securitytracker.com/id/1038552
- [advisory] https://access.redhat.com/errata/RHSA-2017:1273
- [advisory] https://access.redhat.com/errata/RHSA-2017:1271
- [advisory] https://security.gentoo.org/glsa/201805-07
- [other] https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03759en_us
- [advisory] https://access.redhat.com/errata/RHSA-2017:1272
- [other] https://security.netapp.com/advisory/ntap-20170524-0001/
- [other] https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us
- [exploit] https://www.exploit-db.com/exploits/42060/
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7494

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.