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Vulnerability details: VCID-kjs3-yuhc-dfa9
Vulnerability ID VCID-kjs3-yuhc-dfa9
Aliases CVE-2018-10858
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-20 Improper Input Validation
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
cvssv3 4.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-10858.json
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07048 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07543 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07543 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07543 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07543 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07543 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.07543 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.09273 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.09273 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
epss 0.09273 https://api.first.org/data/v1/epss?cve=CVE-2018-10858
cvssv3 5.9 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-10858
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2018-10858
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2018:3470
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-10858.json
https://api.first.org/data/v1/epss?cve=CVE-2018-10858
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10858
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10858
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10919
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://kc.mcafee.com/corporate/index?page=content&id=SB10284
https://security.netapp.com/advisory/ntap-20180814-0001/
https://www.debian.org/security/2018/dsa-4271
https://www.samba.org/samba/security/CVE-2018-10858.html
http://www.securityfocus.com/bid/105085
http://www.securitytracker.com/id/1042002
1612805 https://bugzilla.redhat.com/show_bug.cgi?id=1612805
cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-10858 https://nvd.nist.gov/vuln/detail/CVE-2018-10858
RHSA-2018:2612 https://access.redhat.com/errata/RHSA-2018:2612
RHSA-2018:2613 https://access.redhat.com/errata/RHSA-2018:2613
RHSA-2018:3056 https://access.redhat.com/errata/RHSA-2018:3056
USN-3738-1 https://usn.ubuntu.com/3738-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-10858.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-10858
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-10858
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.911
EPSS Score 0.07048
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:32:21.561713+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.7/main.json 37.0.0