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CVE-2020-25692

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Date: December 7, 2020

A NULL pointer dereference was found in OpenLDAP server and was fixed in openldap 2.4.55, during a request for renaming RDNs. An unauthenticated attacker could remotely crash the slapd process by sending a specially crafted request, causing a Denial of Service.

Language: C

Severity Score

Related Resources (9)

https://security-tracker.debian.org/tracker/CVE-2020-25692
https://security.alpinelinux.org/vuln/CVE-2020-25692
https://bugzilla.redhat.com/show_bug.cgi?id=1894567
https://security.netapp.com/advisory/ntap-20210108-0006/
https://github.com/openldap/openldap/commit/4c774220a752bf8e3284984890dc0931fe73165d
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-25692
https://nvd.nist.gov/vuln/detail/CVE-2020-25692
https://access.redhat.com/security/cve/CVE-2020-25692
https://www.mend.io/vulnerability-database/CVE-2020-25692

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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