Vulnerability Details : CVE-2018-10858
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.
Vulnerability category: OverflowInput validation
Products affected by CVE-2018-10858
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Threat overview for CVE-2018-10858
Top countries where our scanners detected CVE-2018-10858
Top open port discovered on systems with this issue
445
IPs affected by CVE-2018-10858 217,113
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2018-10858!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
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Exploit prediction scoring system (EPSS) score for CVE-2018-10858
0.23%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 60 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-10858
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
4.3
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L |
0.9
|
3.4
|
Red Hat, Inc. |
CWE ids for CVE-2018-10858
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: secalert@redhat.com (Secondary)
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-10858
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https://usn.ubuntu.com/3738-1/
USN-3738-1: Samba vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://www.debian.org/security/2018/dsa-4271
Debian -- Security Information -- DSA-4271-1 sambaThird Party Advisory
-
https://security.gentoo.org/glsa/202003-52
Samba: Multiple vulnerabilities (GLSA 202003-52) — Gentoo security
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https://access.redhat.com/errata/RHSA-2018:3470
RHSA-2018:3470 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:2612
RHSA-2018:2612 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:2613
RHSA-2018:2613 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:3056
RHSA-2018:3056 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://kc.mcafee.com/corporate/index?page=content&id=SB10284
McAfee Security Bulletin - SIEM update fixes multiple vulnerabilities (CVE-2015-7704, CVE-2016-10708, CVE-2018-10858, CVE-2018-11784, CVE-2018-18258, CVE-2019-3628, CVE-2019-3629, CVE-2019-3630, CVE-2
-
https://www.samba.org/samba/security/CVE-2018-10858.html
Samba - Security Announcement ArchiveVendor Advisory
-
http://www.securitytracker.com/id/1042002
Samba 'libsmbclient' Directory Listing Validation Flaw Lets Remote Authenticated Users Cause the Target User's SMB Service to Crash - SecurityTrackerThird Party Advisory;VDB Entry
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https://security.netapp.com/advisory/ntap-20180814-0001/
August 2018 Samba Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
http://www.securityfocus.com/bid/105085
Samba CVE-2018-10858 Remote Memory Corruption VulnerabilityThird Party Advisory;VDB Entry
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https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10858
1612805 – (CVE-2018-10858) CVE-2018-10858 samba: Insufficient input validation in libsmbclientIssue Tracking;Third Party Advisory
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