CVE-2020-25709

HighCVSS 7.5/10Last modified Oct 14, 2026

Description

A flaw was found in OpenLDAP. This flaw allows an attacker who can send a malicious packet to be processed by OpenLDAP’s slapd server, to trigger an assertion failure. The highest threat from this vulnerability is to system availability.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-617

Affected software

VendorProductVersions
n/aOpenLDAPopenldap 2.4.56
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP>= V3.1.0, < V3.1.5
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP>= V3.1.0, < V3.1.5
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP>= V3.1.0, < V3.1.5
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP>= V3.1.0, < V3.1.5
SiemensSIPLUS S7-1500 CPU 1518-4 PN/DP MFP>= V3.1.0, < V3.1.5

References

Timeline

Published
May 18, 2021
Last modified
Oct 14, 2026
NVD status
Modified

Related CVEs from 2020

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CVE-2020-25709: High severity, CVSS 7.5 | Vulnix