vciy

CVE-2018-10919

INDEX BUILT · 2026-09-20

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The Samba Active Directory LDAP server was vulnerable to an information disclosure flaw because of missing access control checks

CVE-2018-109194 of 4 sources documented this
24

rank 24 = 1 + 16 + 0 + 7 + 0

rank@v1 · backlog

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.02195  ·  without this subject the record ranks 23

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 6.5, from NVD  ·  without this subject the record ranks 8

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

no persisting rise in 365 days  ·  without this subject the record ranks 24

How much of the world it touches

NVD CPE configurations

7 products in the CPE ranges  ·  without this subject the record ranks 17

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 24

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$26,300over the next 30 days, if this record is yours
Movementno material movementthe record holds only daily drift and scoring model releases
Basisassumeda published average, not your estate

$26,300 = $4.99M incident cost x 0.24048551839932833 exposure x 0.02195 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.02195EPSSNOT IN KEVas of 2026-09-20
Severity4.3 MEDIUMreceipt
Harmpartial impactreceipt
Exploitationnone in held sources
Defenseunaffected versions publishedreceipt
Movementrisenreceipt
PLATEAU10Minimal movement since 2021-04-14, 1983 days at 0.02, as of 2026-09-18. arc-rules@v1

Foresight · where to check next

No weakness class or product neighbourhood is held for this record, so this index cannot name anywhere to check next. That is an absence in the record, not a finding about the software.

Color is a claim, not decoration:the hostile worldthe defenseno signal

Sources disagree here.

Severity score
Redhat4.3 MEDIUMreceipt
NVD6.5 MEDIUMreceipt
What it costs
RedhatPartial confidentiality lossreceipt
NVDComplete confidentiality lossreceipt

Both shown, dated. We don't pick winners. disagreement-rules@v1

Running The Samba Team samba? Check your version

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

Reachreachable from an adjacent network · no privileges required · no user interaction · low attack complexityreceipt
ImpactPartial confidentiality lossreceipt
Scored fromCVSS v3.0 · the CNA's vectorreceipt
Weakness classCWE-203 Observable Discrepancyreceipt
Published consequencesCWE-203: Confidentiality, Access Control: Read Application Data, Bypass Protection Mechanism; Confidentiality: Read Application Data[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

First unaffected version, by branchsamba 4.6.16; samba 4.7.9; samba 4.8.4receipt
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Nothing observed in held sources.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, the CNA4.3 MEDIUMreceipt
CVSS, NVD6.5 MEDIUMreceipt
Exploit probability0.02195 · top 18% of all CVEsreceipt
Blast breadth3 products across 3 vendorsderived
Assigned byredhatreceipt
Recorded changes35 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productThe Samba Team sambareceipt
Published rangessamba >= 4.0.0 < 4.6.16; samba >= 4.7.0 < 4.7.9; samba >= 4.8.0 < 4.8.4; canonical ubuntu linux 14.04receipt
Show all 7 published ranges
samba >= 4.0.0 < 4.6.16
samba >= 4.7.0 < 4.7.9
samba >= 4.8.0 < 4.8.4
canonical ubuntu linux 14.04
canonical ubuntu linux 16.04
canonical ubuntu linux 18.04
debian linux 9.0

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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What it is stated by the CNA

The Samba Active Directory LDAP server was vulnerable to an information disclosure flaw because of missing access control checks. An authenticated attacker could use this flaw to extract confidential attribute values using LDAP search expressions. Samba versions before 4.6.16, 4.7.9 and 4.8.4 are vulnerable. receipt

NVD's analysis a second authority

severity
6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
weakness
CWE-203; CWE-200
affected versions
samba >= 4.0.0 < 4.6.16; samba >= 4.7.0 < 4.7.9; samba >= 4.8.0 < 4.8.4; and 4 more, listed in full below
also scored by
[email protected] 4.3 CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

The CNA scored it 4.3 and NVD 6.5. Both are shown because both were published; we do not pick one.

check it yourself debian.org usn.ubuntu.com samba.org bugzilla.redhat.com security.netapp.com securityfocus.com +1 morereceipt

Dated events

2025-03-29EPSS moved 0.03 to 0.092025-03-30EPSS moved 0.09 to 0.03

Movement the material steps

14 Apr 20210.01659
7 Mar 20230.00253 · scoring model v2023.03.01
17 Mar 20250.02875 · scoring model v2025.03.14
15 Jun 20260.02136 · scoring model v2026.06.15
18 Sep 20260.02195
Show all 35 observations
14 Apr 20210.01659
4 Feb 20220.01034
7 Mar 20230.00253
8 May 20230.00282
16 Aug 20230.00358
22 Feb 20240.00346
17 Dec 20240.00211
17 Mar 20250.02875
20 Mar 20250.02654
29 Mar 20250.08654
30 Mar 20250.02654
20 Apr 20250.02875
7 Jun 20250.02821
23 Jul 20250.02605
1 Oct 20250.0229
27 Oct 20250.02605
28 Oct 20250.0229
18 Nov 20250.02303
21 Nov 20250.0229
30 Nov 20250.01733
27 Dec 20250.01974
28 Dec 20250.01733
8 Mar 20260.01646
19 Mar 20260.01785
4 Apr 20260.01373
11 Apr 20260.01182
16 Apr 20260.01373
15 Jun 20260.02136
21 Jun 20260.02195
23 Aug 20260.01991
30 Aug 20260.02195
4 Sep 20260.02177
5 Sep 20260.01975
6 Sep 20260.02177
18 Sep 20260.02195

35 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.02195Published2018-08-22Index as of2026-09-18

The record had been public for 8 years when this index was last written.

Published 2018-08-22 receipt · Index as of 2026-09-18 derived

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