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Vulnerability details: VCID-u9ma-phac-aaaj
Vulnerability ID VCID-u9ma-phac-aaaj
Aliases CVE-2018-1139
Summary A flaw was found in the way samba before 4.7.9 and 4.8.4 allowed the use of weak NTLMv1 authentication even when NTLMv1 was explicitly disabled. A man-in-the-middle attacker could use this flaw to read the credential and other details passed between the samba server and client.
Status Published
Exploitability 0.5
Weighted Severity 7.3
Risk 3.6
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-522 Insufficiently Protected Credentials
CWE-20 Improper Input Validation
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-1139.html
rhas Moderate https://access.redhat.com/errata/RHSA-2018:2612
rhas Moderate https://access.redhat.com/errata/RHSA-2018:2613
rhas Moderate https://access.redhat.com/errata/RHSA-2018:3056
cvssv3 5.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1139.json
epss 0.00441 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00441 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00441 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00441 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
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epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.00638 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.01965 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
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epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
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epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02003 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
epss 0.02931 https://api.first.org/data/v1/epss?cve=CVE-2018-1139
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1589651
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1139
cvssv3 6.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-1139
cvssv3 8.1 https://nvd.nist.gov/vuln/detail/CVE-2018-1139
cvssv3.1 8.1 https://nvd.nist.gov/vuln/detail/CVE-2018-1139
generic_textual Medium https://ubuntu.com/security/notices/USN-3738-1
generic_textual Medium https://www.samba.org/samba/security/CVE-2018-1139.html
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-1139.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1139.json
https://api.first.org/data/v1/epss?cve=CVE-2018-1139
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1139
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1139
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20180814-0001/
https://ubuntu.com/security/notices/USN-3738-1
https://usn.ubuntu.com/3738-1/
https://www.samba.org/samba/security/CVE-2018-1139.html
http://www.securityfocus.com/bid/105084
1589651 https://bugzilla.redhat.com/show_bug.cgi?id=1589651
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:a:samba:samba:4.8.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:samba:samba:4.8.4:*:*:*:*:*:*:*
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: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-2018-1139 https://nvd.nist.gov/vuln/detail/CVE-2018-1139
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
No exploits are available.
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1139.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:H/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:M/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1139
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:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1139
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1139
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 0.74496
EPSS Score 0.00441
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.