#VU48143 NULL pointer dereference in OpenLDAP - CVE-2020-25692

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Main Vulnerability Database Vulnerabilities #VU48143

#VU48143 NULL pointer dereference in OpenLDAP - CVE-2020-25692

Published: November 4, 2020


Vulnerability identifier: #VU48143
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-25692
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
OpenLDAP
Software vendor:
OpenLDAP.org

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in slapd normalization handling with modrdn. A remote non-authenticated attacker can send specially crafted packet to the slapd daemon and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links