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Vulnerability details: VCID-eqgc-7nx8-ckg3
Vulnerability ID VCID-eqgc-7nx8-ckg3
Aliases CVE-2016-2125
Summary It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-20 Improper Input Validation
CWE-287 Improper Authentication
System Score Found at
cvssv3 6.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-2125.json
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12776 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
epss 0.12986 https://api.first.org/data/v1/epss?cve=CVE-2016-2125
cvssv2 2.9 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 3.3 https://nvd.nist.gov/vuln/detail/CVE-2016-2125
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2016-2125
archlinux Critical https://security.archlinux.org/AVG-111
Reference id Reference type URL
http://rhn.redhat.com/errata/RHSA-2017-0494.html
http://rhn.redhat.com/errata/RHSA-2017-0495.html
http://rhn.redhat.com/errata/RHSA-2017-0662.html
http://rhn.redhat.com/errata/RHSA-2017-0744.html
https://access.redhat.com/errata/RHSA-2017:1265
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-2125.json
https://api.first.org/data/v1/epss?cve=CVE-2016-2125
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2119
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2123
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2125
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2126
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.samba.org/samba/security/CVE-2016-2125.html
http://www.securityfocus.com/bid/94988
http://www.securitytracker.com/id/1037494
1403114 https://bugzilla.redhat.com/show_bug.cgi?id=1403114
ASA-201612-19 https://security.archlinux.org/ASA-201612-19
AVG-111 https://security.archlinux.org/AVG-111
cpe:2.3:a:redhat:gluster_storage:3.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:gluster_storage:3.0:*:*:*:*:*:*:*
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:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
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:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
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_server_aus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
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-2016-2125 https://nvd.nist.gov/vuln/detail/CVE-2016-2125
RHSA-2017:0494 https://access.redhat.com/errata/RHSA-2017:0494
RHSA-2017:0495 https://access.redhat.com/errata/RHSA-2017:0495
RHSA-2017:0662 https://access.redhat.com/errata/RHSA-2017:0662
RHSA-2017:0744 https://access.redhat.com/errata/RHSA-2017:0744
USN-3158-1 https://usn.ubuntu.com/3158-1/
No exploits are available.
Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-2125.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: AV:A/AC:M/Au:N/C:P/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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: AV:A/AC:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-2125
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:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-2125
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 0.93731
EPSS Score 0.12776
Published At Aug. 16, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:28:42.146423+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.3/main.json 37.0.0