High severity · published Aug 22, 2018
CVE-2018-10858
A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing
8.8
CVSS
4.3%
EPSS
No
On KEV
Description
A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing. A malicious samba server could use this flaw to cause arbitrary code execution on a samba client. Samba versions before 4.6.16, 4.7.9 and 4.8.4 are vulnerable.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.3% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
SA
Samba · Samba
before 4.6.16; 4.7.0 before 4.7.9; 4.8.0 before 4.8.4 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04 · source: NVD
VI
Virtualization · Redhat
4.0 · source: NVD
VH
Virtualization Host · Redhat
4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-10858
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-10858
Third Party Advisory
http://www.securityfocus.com/bid/105085
Third Party Advisory
http://www.securitytracker.com/id/1042002
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2612
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2613
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3056
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3470
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