CVE-2020-25710

openldap: assertion failure in CSN normalization with invalid input

Published May 28, 2021 CVSS 3.1 · 7.5 High EPSS 2.7% KEV · Not listed
Description
A flaw was found in OpenLDAP in versions before 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). The highest threat from this vulnerability is to system availability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2481-1 openldap security update
Debian DSA Debian DSA DSA-4792-1 openldap security update
EUVD EUVD EUVD-2020-18365 A flaw was found in OpenLDAP in versions before 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). The highest threat from this vulnerability is to system availability.
Ubuntu USN Ubuntu USN USN-4634-1 OpenLDAP vulnerabilities
Ubuntu USN Ubuntu USN USN-4634-2 OpenLDAP vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.0201}

epss

{'score': 0.02005}