389 DS LDAP Crafted Query DoS
CVE-2024-3657 Published on May 28, 2024

389-ds-base: potential denial of service via specially crafted kerberos as-req request
A flaw was found in 389-ds-base. A specially-crafted LDAP query can potentially cause a failure on the directory server, leading to a denial of service

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Vulnerability Analysis

CVE-2024-3657 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Exploitation:
NONE
Automatable:
YES
Technical Impact:
PARTIAL
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Timeline

Reported to Red Hat.

Made public. 48 days later.

Weakness Type

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.


Products Associated with CVE-2024-3657

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Red Hat Directory Server E4s
Red Hat Directory Server
Red Hat Directory Server Eus
Red Hat Enterprise Linux (RHEL)
Red Hat Rhel Eus
Red Hat Rhel Els

Affected Versions

Red Hat Directory Server 11.5 E4S for RHEL 8: Red Hat Directory Server 11.7 for RHEL 8: Red Hat Directory Server 11.8 for RHEL 8: Red Hat Directory Server 11.9 for RHEL 8: Red Hat Directory Server 12.2 EUS for RHEL 9: Red Hat Directory Server 12.4 for RHEL 9: Red Hat Enterprise Linux 7: Red Hat Enterprise Linux 8: Red Hat Enterprise Linux 8.8 Extended Update Support: Red Hat Enterprise Linux 9: Red Hat Enterprise Linux 9.2 Extended Update Support: Red Hat Enterprise Linux 10: Red Hat Enterprise Linux 6:

Exploit Probability

EPSS
1.28%
Percentile
70.45%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.