CVE-2011-1821
IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010 on Windows allows remote...
IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010 on Windows allows remote authenticated users to cause a denial of service (daemon hang) via a cn=changelog search.
Exploit likelihood
What each source reports
NVD Score used
IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010 on Windows allows remote authenticated users to cause a denial of service (daemon hang) via a cn=changelog search.
- Record
CVE-2011-1821- CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:P - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010 on Windows allows remote authenticated users to cause a denial of service (daemon hang) via a cn=changelog search.
- Record
CVE-2011-1821- Updated
- 2026-11-02
EUVDEUVD-2011-1819 No score
IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010 on Windows allows remote authenticated users to cause a denial of service (daemon hang) via a cn=changelog search.
- Record
EUVD-2011-1819- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cjr4-fm4c-52m9 No score
IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010 on Windows allows remote...
IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-IF0010 on Windows allows remote authenticated users to cause a denial of service (daemon hang) via a cn=changelog search.
- Record
GHSA-cjr4-fm4c-52m9- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-1821 is a medium vulnerability (CVSS 4.0) in Ibm Tivoli Directory Server, published April 21, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.88%, the 59th percentile. No source names a fixed version.