PT-2021-5534
CVE-2020-36225
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Published
2021-01-25
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Updated
2026-10-14
Description by
CVSS 2.0
7.8
HighMetricsAV:N/AC:L/Au:N/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions
OpenLDAP versions prior to 2.4.57
Description
The issue is related to a double free vulnerability in the OpenLDAP protocol, which can be exploited by a remote attacker to cause a denial of service (DoS) by sending a specially crafted request to slapd. This can lead to a crash in the saslAuthzTo processing.
Recommendations
For versions prior to 2.4.57, update to version 2.4.57 or later to resolve the issue. As a temporary workaround, consider restricting access to the saslAuthzTo processing to minimize the risk of exploitation.
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