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Vulnerability details: VCID-usyw-3jt1-xyez
Vulnerability ID VCID-usyw-3jt1-xyez
Aliases CVE-2021-3670
Summary MaxQueryDuration not honoured in Samba AD DC LDAP
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-400 Uncontrolled Resource Consumption
CWE-770 Allocation of Resources Without Limits or Throttling
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3670.json
epss 0.03426 https://api.first.org/data/v1/epss?cve=CVE-2021-3670
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3670.json
https://api.first.org/data/v1/epss?cve=CVE-2021-3670
2077533 https://bugzilla.redhat.com/show_bug.cgi?id=2077533
GLSA-202309-06 https://security.gentoo.org/glsa/202309-06
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3670.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
Exploit Prediction Scoring System (EPSS)
Percentile 0.87679
EPSS Score 0.03426
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:39:58.367558+00:00 Debian Importer Import https://security-tracker.debian.org/tracker/data/json 38.6.0