CVE-2017-12151
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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.10% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.4% of scored records. A rank, not a probability.
- NVD base score
- 7.4 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-07-27 12:00Z8 YR AGO
- Last updated
- 2024-08-05 18:28Z2 YR AGO
- Reserved
- 2017-08-01
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.4)
- CNA CVSS vector
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- Data version
- 5.1
- Document digest
- bf50bf2927821e4bc6ff359af5675732e710e4e76a88297d8e3341d4297b89d1
05 Affected products
06 References
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20170921-0001/
- access.redhat.comRHSA-2017:2790https://access.redhat.com/errata/RHSA-2017:2790
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12151
- www.securityfocus.com100917http://www.securityfocus.com/bid/100917
- support.hpe.comhttps://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_us
- www.debian.orgDSA-3983https://www.debian.org/security/2017/dsa-3983
- access.redhat.comRHSA-2017:2858https://access.redhat.com/errata/RHSA-2017:2858
- www.securitytracker.com1039401http://www.securitytracker.com/id/1039401
- www.samba.orghttps://www.samba.org/samba/security/CVE-2017-12151.html
07 Fixed in
Debian 12
- samba Fixed in 2:4.6.7+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- samba Fixed in 2:4.6.7+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- samba Fixed in 2:4.6.7+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- samba Fixed in 2:4.3.11+dfsg-0ubuntu0.14.04.12
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- samba Fixed in 2:4.3.11+dfsg-0ubuntu0.16.04.11
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.