Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API.
A LDAP server using the LDAP API (like Apache DS) may consume 100% of a CPU core indefinitely when processing some badly crafted Telephone Numbers.
This issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9.
Users are recommended to upgrade to version 2.1.9, which fixes the issue.
Metrics
Affected Vendors & Products
References
History
Thu, 08 Oct 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-400 |
Wed, 07 Oct 2026 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Sat, 03 Oct 2026 03:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-400 |
Sat, 03 Oct 2026 00:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-835 | |
| References |
| |
| Metrics |
threat_severity
|
cvssV3_1
|
Fri, 02 Oct 2026 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Fri, 02 Oct 2026 15:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Apache
Apache directory Ldap Api |
|
| Vendors & Products |
Apache
Apache directory Ldap Api |
Fri, 02 Oct 2026 11:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-400 |
Fri, 02 Oct 2026 10:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API. A LDAP server using the LDAP API (like Apache DS) may consume 100% of a CPU core indefinitely when processing some badly crafted Telephone Numbers. This issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9. Users are recommended to upgrade to version 2.1.9, which fixes the issue. | |
| Title | Apache Directory LDAP API: Denial of service via crafted telephone number values | |
| References |
|
Status: PUBLISHED
Assigner: apache
Published: 2026-10-02T10:09:51.901Z
Updated: 2026-10-08T13:06:15.159Z
Reserved: 2026-10-01T13:23:38.750Z
Link: CVE-2026-103885
Updated: 2026-10-02T21:07:24.537Z
Status : Deferred
Published: 2026-10-02T10:17:06.833
Modified: 2026-10-08T13:17:12.437
Link: CVE-2026-103885