Off-by-one error in the UTF8StringNormalize function in OpenLDAP 2.4.26 and earlier allows remote attackers to cause a denial of service (slapd crash) via a zero-length string that triggers a heap-based buffer overflow, as demonstrated using an empty postalAddressAttribute value in an LDIF entry.
Metrics
No CVSS v4.0
No CVSS v3.1
No CVSS v3.0
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
AV:N/AC:L/Au:S/C:N/I:N/A:P
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
---|---|
Openldap |
|
Configuration 1 [-]
|
No data.
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2011-10-27T20:00:00
Updated: 2024-08-06T23:53:32.849Z
Reserved: 2011-10-18T00:00:00
Link: CVE-2011-4079
Vulnrichment
No data.
NVD
Status : Modified
Published: 2011-10-27T20:55:01.823
Modified: 2023-02-13T04:32:41.350
Link: CVE-2011-4079
Redhat