Home/CVE/libldap in certain third-party OpenLDAP packages has a certificate-validation flaw when the third-party package is asser
CVE

CVE-2020-15719

libldap in certain third-party OpenLDAP packages has a certificate-validation flaw when the third-party package is asser

libldap in certain third-party OpenLDAP packages has a certificate-validation flaw when the third-party package is asserting RFC6125 support. It considers CN even when there is a non-matching subjectAltName (SAN). This is fixed in, for example, openldap-2.4.46-10.el8 in Red Hat Enterprise Linux.

MEDIUM · CVSS 4.2 EPSS 0.00216
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-295Improper Certificate Validation
▤

Affected Products & Versions

5
openldap< 2.4.46-10.el8
redhat enterprise linuxall versions
opensuse leapall versions
mcafee policy auditor< 6.5.1
oracle blockchain platform< 21.1.2
▣

Scoring & Timeline

4.2
MEDIUM · CVSS v3.1 · cve@mitre.org
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 NVD14 Jul 2020 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
⚑

Vendor Advisories

4
suse-csafSUSE-SU-2020:2581-1
suse-csafopenSUSE-SU-2020:1459-1
suse-csafopenSUSE-SU-2020:1416-1
rhsaRHBA-2019:3674Low
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00033.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00059.htmlMailing ListThird Party Advisory
https://bugs.openldap.org/show_bug.cgi?id=9266Permissions RequiredVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1740070Issue TrackingThird Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10365Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatchThird Party Advisory
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