Release of Invalid Pointer or Reference

Affecting openldap package, versions <2.4.44+dfsg-5+deb9u7

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Overview

Affected versions of this package are vulnerable to Release of Invalid Pointer or Reference. A flaw was discovered in OpenLDAP before 2.4.57 leading to an invalid pointer free and slapd crash in the saslAuthzTo processing, resulting in denial of service.

Remediation

Upgrade openldap to version or higher.

References

CVSS Score

7.5
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE
CVE-2020-36224
CWE
CWE-763
Snyk ID
SNYK-DEBIAN9-OPENLDAP-1064734
Disclosed
26 Jan, 2021
Published
26 Jan, 2021