Home/CVE/MaxQueryDuration not honoured in Samba AD DC LDAP
CVE

CVE-2021-3670

MaxQueryDuration not honoured in Samba AD DC LDAP

MaxQueryDuration not honoured in Samba AD DC LDAP.

MEDIUM · CVSS 6.5 EPSS 0.03426
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-400Uncontrolled Resource Consumption
▤

Affected Products & Versions

3
samba>= 4.1.0 and < 4.16.0
redhat storageall versions
fedoraproject fedoraall versions
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighEnable LM Hash Storage - ProcCreation
producthighProtected Storage Service Access
producthighEnable LM Hash Storage
productmediumGoogle Cloud Storage Buckets Modified or Deleted
productmediumESXi Storage Information Discovery Via ESXCLI
productmediumWrite Protect For Storage Disabled
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Aug 2022 · 04:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

5
msrcCVE-2021-3670
suse-csafopenSUSE-SU-2024:11882-1
usnUSN-5542-1
suse-csafSUSE-SU-2022:2307-1
suse-csafSUSE-SU-2022:1576-1
🔗

References & Sources

10
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2077533Issue TrackingPatchThird Party Advisory
https://bugzilla.samba.org/show_bug.cgi?id=14694Issue TrackingPatchVendor Advisory
https://gitlab.com/samba-team/samba/-/commit/1d5b155619bc532c46932965b215bd73a920e56fPatchThird Party Advisory
https://gitlab.com/samba-team/samba/-/commit/2b3af3b560c9617a233c131376c870fce146c002PatchThird Party Advisory
https://gitlab.com/samba-team/samba/-/commit/3507e96b3dcf0c0b8eff7b2c08ffccaf0812a393PatchThird Party Advisory
https://gitlab.com/samba-team/samba/-/commit/5f0590362c5c0c5ee20503a67467f9be2d50e73bPatchThird Party Advisory
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