CVE-2018-1050
All versions of Samba from 4.0.0 onwards are vulnerable to a denial of service attack when the RPC spoolss service is configured to be run as an external daemon. Missing input sanitization checks on
02 Description
All versions of Samba from 4.0.0 onwards are vulnerable to a denial of service attack when the RPC spoolss service is configured to be run as an external daemon. Missing input sanitization checks on
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
- 6.51% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 93.7% of scored records. A rank, not a probability.
- NVD base score
- 4.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. 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
- 2018-03-13 16:00Z8 YR AGO
- Last updated
- 2024-09-16 23:16Z2 YR AGO
- Reserved
- 2017-12-04
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-476NULL Pointer DereferenceBase
- Data version
- 5.1
- Document digest
- 4c47e6ec2a34abefcc7901cb7ac432acdcb76c9b838d0931f4d3866f38f338a1
05 Affected products
06 References
- usn.ubuntu.comUSN-3595-2https://usn.ubuntu.com/3595-2/
- www.securityfocus.com103387http://www.securityfocus.com/bid/103387
- access.redhat.comRHSA-2018:2613https://access.redhat.com/errata/RHSA-2018:2613
- access.redhat.comRHSA-2018:2612https://access.redhat.com/errata/RHSA-2018:2612
- access.redhat.comRHSA-2018:1883https://access.redhat.com/errata/RHSA-2018:1883
- www.debian.orgDSA-4135https://www.debian.org/security/2018/dsa-4135
- usn.ubuntu.comUSN-3595-1https://usn.ubuntu.com/3595-1/
- access.redhat.comRHSA-2018:1860https://access.redhat.com/errata/RHSA-2018:1860
- access.redhat.comRHSA-2018:3056https://access.redhat.com/errata/RHSA-2018:3056
- security.gentoo.orgGLSA-201805-07https://security.gentoo.org/glsa/201805-07
- www.securitytracker.com1040493http://www.securitytracker.com/id/1040493
- lists.debian.org[debian-lts-announce] 20180327 [SECURITY] [DLA 1320-1] samba security updatehttps://lists.debian.org/debian-lts-announce/2018/03/msg00024.html
- lists.debian.org[debian-lts-announce] 20190409 [SECURITY] [DLA 1754-1] samba security updatehttps://lists.debian.org/debian-lts-announce/2019/04/msg00013.html
- help.ecostruxureit.comhttps://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- www.samba.orghttps://www.samba.org/samba/security/CVE-2018-1050.html
- support.hpe.comhttps://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03834en_us
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1538771
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20180313-0001/
07 Fixed in
Arch Linux
- samba Fixed in 4.7.6-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- samba Fixed in 2:4.7.4+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- samba Fixed in 2:4.7.4+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- samba Fixed in 2:4.7.4+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-0ubuntu0.14.04.14
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-0ubuntu0.16.04.13
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.