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CVE-2020-35518

Published: Mar 26, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-200
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
1.6%
Top 27.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

When binding against a DN during authentication, the reply from 389-ds-base will be different whether the DN exists or not. This can be used by an unauthenticated attacker to check the existence of an entry in the LDAP database.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-200CWE-203

Affected Products

Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
ROSA VirtualizationАО «НТЦ ИТ РОСА»
On-prem
Operating Systems / linux-distro
389 Directory ServerFedora Project
On-premDatabase
Databases / relational
389-ds-basen/a
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
ао «нтц ит роса»commercialRUOperating Systems
fedora projectoss-projectUSOperating Systemsaka fedora
and 3 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://bugzilla.redhat.com/show_bug.cgi?id=1905565
bugzilla.redhat.com
https://github.com/389ds/389-ds-base/commit/38b97faef8a6421a7a638ecdbf0b341e2b3f9ab3
github.com
https://github.com/389ds/389-ds-base/commit/b6aae4d8e7c8a6ddd21646f94fef1bf7f22c3f32
github.com
and 11 more references View all →

Timeline

Published
Mar 26, 2021
Last Updated
Nov 21, 2024

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