CVE-2017-14746

high-risk
Published 2017-11-27

Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.

Do I need to act?

!
31.3% chance of exploitation in next 30 days
EPSS score — higher than 69% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (13)

Affected Vendors

Samba Canonical Debian Redhat

References (22)

Third Party Advisory http://www.securityfocus.com/bid/101907
Third Party Advisory http://www.securitytracker.com/id/1039856
Third Party Advisory http://www.ubuntu.com/usn/USN-3486-1
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:3260
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:3261
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:3278
Third Party Advisory https://security.gentoo.org/glsa/201805-07
Third Party Advisory https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpe...
Third Party Advisory https://www.debian.org/security/2017/dsa-4043
Issue Tracking https://www.samba.org/samba/security/CVE-2017-14746.html
Third Party Advisory https://www.synology.com/support/security/Synology_SA_17_72_Samba
Third Party Advisory http://www.securityfocus.com/bid/101907
Third Party Advisory http://www.securitytracker.com/id/1039856
Third Party Advisory http://www.ubuntu.com/usn/USN-3486-1
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:3260
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:3261
Third Party Advisory https://access.redhat.com/errata/RHSA-2017:3278
Third Party Advisory https://security.gentoo.org/glsa/201805-07
Third Party Advisory https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpe...
Third Party Advisory https://www.debian.org/security/2017/dsa-4043
and 2 more references
65
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 16/34 · Moderate
Exposure 17/34 · Moderate