CVE-2017-7494 CRITICAL

Published: 2017-05-30 | Last Modified: 2026-06-17 | Status: Analyzed

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.

Additional Descriptions (1)

Samba desde la versión 3.5.0 y anteriores a 4.6.4, versiones 4.5.10 y 4.4.14, son vulnerables a la ejecución de código remota, lo que permite que un cliente malicioso cargar una biblioteca compartida en un recurso compartido editable, y luego causar que el servidor lo cargue y ejecute.

CVSS Metrics

Base Score: 9.8 (CRITICAL)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector	NETWORK
Attack Complexity	LOW
Privileges Required	NONE
User Interaction	NONE
Scope	UNCHANGED
Confidentiality Impact	HIGH
Integrity Impact	HIGH
Availability Impact	HIGH

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 5.9

Base Score: 10.0 (HIGH)

AV:N/AC:L/Au:N/C:C/I:C/A:C

Access Vector	NETWORK
Access Complexity	LOW
Authentication	NONE
Confidentiality Impact	COMPLETE
Integrity Impact	COMPLETE
Availability Impact	COMPLETE

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 10.0

Weaknesses

Source	Type	Description
[email protected]	Primary	en CWE-94
134c704f-9b21-4f2e-91b3-4a467353bcc0	Secondary	en CWE-94

Affected Products

Vendor	Product	Version	Update	Type
samba	samba	*	<built-in method update of dict object at 0x7e60a8823900>	Application
samba	samba	*	<built-in method update of dict object at 0x7e60bbd1abc0>	Application
samba	samba	*	<built-in method update of dict object at 0x7e60bbd19740>	Application
samba	samba	*	<built-in method update of dict object at 0x7e60bbd1b040>	Application
debian	debian_linux	8.0	<built-in method update of dict object at 0x7e60a8822880>	Operating System

Affected Configurations

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:a:samba:samba::::::::`
Yes	`cpe:2.3:a:samba:samba::::::::`
Yes	`cpe:2.3:a:samba:samba::::::::`
Yes	`cpe:2.3:a:samba:samba::::::::`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:debian:debian_linux:8.0:::::::*`

References

http://www.debian.org/security/2017/dsa-3860
Source: [email protected]

Third Party Advisory
http://www.securityfocus.com/bid/98636
Source: [email protected]

Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038552
Source: [email protected]

Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:1270
Source: [email protected]

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1271
Source: [email protected]

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1272
Source: [email protected]

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1273
Source: [email protected]

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1390
Source: [email protected]

Third Party Advisory
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
Source: [email protected]

Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us
Source: [email protected]

Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03759en_us
Source: [email protected]

Third Party Advisory
https://security.gentoo.org/glsa/201805-07
Source: [email protected]

Third Party Advisory
https://security.netapp.com/advisory/ntap-20170524-0001/
Source: [email protected]

Third Party Advisory
https://www.exploit-db.com/exploits/42060/
Source: [email protected]

Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/42084/
Source: [email protected]

Third Party Advisory VDB Entry
https://www.samba.org/samba/security/CVE-2017-7494.html
Source: [email protected]

Patch Vendor Advisory
http://www.debian.org/security/2017/dsa-3860
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
http://www.securityfocus.com/bid/98636
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038552
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:1270
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1271
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1272
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1273
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1390
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
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
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03755en_us
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03759en_us
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://security.gentoo.org/glsa/201805-07
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://security.netapp.com/advisory/ntap-20170524-0001/
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory
https://www.exploit-db.com/exploits/42060/
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/42084/
Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry
https://www.samba.org/samba/security/CVE-2017-7494.html
Source: af854a3a-2127-422b-91ae-364da2661108

Patch Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7494
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource