CVE-2020-25709
HIGHCVSS 7.5/10EPSS 2.86%
Last modified
CVE-2020-25709 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 2.86% chance of exploitation in the next 30 days.
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/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openldap | Openldap | < 2.4.56 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Apple | Mac Os X | >= 10.14.0, < 10.14.6 |
| Apple | Mac Os X | >= 10.15, < 10.15.7 |
| Apple | Mac Os X | 10.14.6 |
| Apple | Mac Os X | 10.15.7 |
| Apple | Macos | >= 11.0, < 11.0.1 |
| Redhat | Jboss Core Services | All versions |
References
- http://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1899675Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00008.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210716-0003/Third Party Advisory
- https://support.apple.com/kb/HT212147Third Party Advisory
- https://www.debian.org/security/2020/dsa-4792Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1899675Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/12/msg00008.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210716-0003/Third Party Advisory
- https://support.apple.com/kb/HT212147Third Party Advisory
- https://www.debian.org/security/2020/dsa-4792Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-25709?
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.
How severe is CVE-2020-25709?
CVE-2020-25709 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.86% probability of exploitation in the next 30 days.
How do I fix CVE-2020-25709?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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