PT-2020-6567 · Openldap+9 · Openldap+9

Published 2020-11-02 · Updated 2026-03-10 · CVE-2020-25709

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions OpenLDAP (affected versions not specified)

Description A flaw was found in OpenLDAP, allowing an attacker to trigger an assertion failure by sending a malicious packet to be processed by OpenLDAP's slapd server. This flaw poses the highest threat to system availability. The issue can be exploited by a remote attacker using a malicious packet, potentially leading to a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

ALT-PU-2020-3560

ALT-PU-2021-1352

ALT-PU-2021-1354

BDU:2022-00231

BIT-OPENLDAP-2020-25709

CESA-2022_0621

CVE-2020-25709

DLA-2481-1

DSA-4792-1

MGASA-2021-0046

OPENSUSE-SU-2021:0102-1

OPENSUSE-SU-2021:0107-1

OPENSUSE-SU-2021_0102-1

OPENSUSE-SU-2021_0107-1

RHSA-2022:0621

RHSA-2022_0621

SUSE-SU-2021:0128-1

SUSE-SU-2021:0129-1

SUSE-SU-2021:0142-1

SUSE-SU-2021:14597-1

SUSE-SU-2021_0128-1

SUSE-SU-2021_0129-1

SUSE-SU-2021_0142-1

SUSE-SU-2021_14597-1

USN-4634-1

USN-4634-2

Affected Products

Alt Linux

Astra Linux

Centos

Linuxmint

Apple Macos

Openldap

Red Hat

Red Os

Suse

Ubuntu

References · 60

• https://security-tracker.debian.org/tracker/CVE-2020-25709 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-25709 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2020-25709 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2022-0114SE47 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2021:0128-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2021:0129-1 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4792-1 · Vendor Advisory
• https://debian.org/security/2020/dsa-4792 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-25709 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-25709 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/681777 · Security Note
• https://osv.dev/vulnerability/CVE-2020-25709 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4634-2 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-0621.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-25709 · Security Note