CVE-2017-12163
What it is
An information leak flaw was found in the way SMB1 protocol was implemented by Samba before 4.4.16, 4.5.x before 4.5.14, and 4.6.x before 4.6.8. A malicious client could use this flaw to dump server memory contents to a file on the samba share or to a shared printer, though the exact area of server memory cannot be controlled by the attacker.
At a glance
- Exploitability
- Can be exploited from the same network segment with a low-privilege account, but needs a user to act. Limited direct impact.
- Exploit odds
- 7.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 7.6% in the next 30 days (EPSS).
- Severity: 4.1 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 7.6% · EPSS, next 30 days
- Weakness
- CWE-200 · Information exposure
- Record status
- Modified
Affected
- Samba < 4.4.16
- Samba < 4.5.14
- Samba < 4.6.8
- Redhat Enterprise Linux Desktop 6.0
- Redhat Enterprise Linux Desktop 7.0
- Redhat Enterprise Linux Server 6.0
- Redhat Enterprise Linux Server 7.0
- Redhat Enterprise Linux Workstation 6.0
Attack profile CVSS 3.0 · 4.1
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Raw vector
CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-12163.md and follow it. Check whether this project is affected by CVE-2017-12163. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12163
- https://www.samba.org/samba/security/CVE-2017-12163.html
- https://www.synology.com/support/security/Synology_SA_17_57_Samba
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12163
- https://www.samba.org/samba/security/CVE-2017-12163.html
- https://www.synology.com/support/security/Synology_SA_17_57_Samba
References
- http://www.securityfocus.com/bid/100925
- http://www.securitytracker.com/id/1039401
- https://access.redhat.com/errata/RHSA-2017:2789
- https://access.redhat.com/errata/RHSA-2017:2790
- https://access.redhat.com/errata/RHSA-2017:2791
- https://access.redhat.com/errata/RHSA-2017:2858
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12163
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03775en_us
- https://security.netapp.com/advisory/ntap-20170921-0001/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_us
- https://www.debian.org/security/2017/dsa-3983
- https://www.samba.org/samba/security/CVE-2017-12163.html
- https://www.synology.com/support/security/Synology_SA_17_57_Samba
- http://www.securityfocus.com/bid/100925
- http://www.securitytracker.com/id/1039401
- https://access.redhat.com/errata/RHSA-2017:2789
- https://access.redhat.com/errata/RHSA-2017:2790
- https://access.redhat.com/errata/RHSA-2017:2791
- https://access.redhat.com/errata/RHSA-2017:2858
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12163
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03775en_us
- https://security.netapp.com/advisory/ntap-20170921-0001/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_us
- https://www.debian.org/security/2017/dsa-3983
- https://www.samba.org/samba/security/CVE-2017-12163.html