VDB
ALPINE-CVE-2020-25710
ALPINE-CVE-2020-25710
PUBLISHED
CVSS 7.5 HIGH
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.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.22 | openldap | 2.4.44-r2, 2.4.44-r1, 2.4.44-r0 |
| Alpine:v3.23 | openldap | 2.4.28-r3, 2.4.19-r2, 0 |
| Alpine:v3.10 | openldap | 2.4.48-r1, 0, 2.4.11-r0 |
| Alpine:v3.13 | openldap | 2.4.40-r2, 2.4.54-r0, 2.4.52-r0 |
| Alpine:v3.15 | openldap | 0, 2.4.51-r0, 2.4.52-r0 |
| Alpine:v3.20 | openldap | 2.4.16-r0, 0, 2.4.44-r1 |
| Alpine:v3.17 | openldap | 0, 2.4.54-r0, 2.4.52-r0 |
| Alpine:v3.19 | openldap | 2.4.54-r0, 2.4.23-r1, 0 |
| Alpine:v3.21 | openldap | 2.4.38-r0, 2.4.54-r0, 2.4.52-r0 |
| Alpine:v3.14 | openldap | 2.4.26-r3, 2.4.43-r0, 2.4.26-r3 |
| Alpine:v3.12 | openldap | 2.4.50-r0, 2.4.49-r3, 2.4.49-r2 |
| Alpine:v3.16 | openldap | 0, 2.4.54-r0, 2.4.52-r0 |
| Alpine:v3.11 | openldap | 2.4.40-r1, 2.4.48-r2, 2.4.48-r1 |
| Alpine:v3.9 | openldap | 2.4.21-r1, 0, 2.4.11-r0 |
| Alpine:v3.18 | openldap | 2.4.24-r3, 2.4.24-r2, 2.4.24-r1 |
Timeline
- May 28, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch