CVE-2017-12151
What it is
A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering.
- Exploit odds
- 4.1% 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: 4.1% in the next 30 days (EPSS).
- Severity: 7.4 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 4.1% · EPSS, next 30 days
- Weakness
- CWE-300
- Record status
- Modified
Affected
- Samba < 4.4.16
- Samba < 4.5.14
- Samba < 4.6.8
- Debian Linux 8.0
- Debian Linux 9.0
- Redhat Enterprise Linux 7.0
- Redhat Enterprise Linux Desktop 7.0
- Redhat Enterprise Linux Server Aus 7.4
Attack profile CVSS 3.0 · 7.4
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Raw vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/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-2017-12151.md and follow it. Check whether this project is affected by CVE-2017-12151. 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://www.samba.org/samba/security/CVE-2017-12151.html
- https://www.samba.org/samba/security/CVE-2017-12151.html
References
- http://www.securityfocus.com/bid/100917
- http://www.securitytracker.com/id/1039401
- https://access.redhat.com/errata/RHSA-2017:2790
- https://access.redhat.com/errata/RHSA-2017:2858
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151
- 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-2017-12151.html
- http://www.securityfocus.com/bid/100917
- http://www.securitytracker.com/id/1039401
- https://access.redhat.com/errata/RHSA-2017:2790
- https://access.redhat.com/errata/RHSA-2017:2858
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151
- 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-2017-12151.html