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CVE-2024-5953— 389-ds-base: malformed userpassword hash may cause denial of service

Quick assessment

Affected
Red Hat Red Hat Directory Server 11.5 E4S for RHEL 8
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

389-ds-base是一个高度可用、功能齐全、可靠且安全的 LDAP 服务器实现。它处理世界上许多最大的 LDAP 部署。 389-ds-base 存在安全漏洞，该漏洞源于允许经过身份验证的用户使用包含格式错误的哈希密码，以用户身份登录时导致服务器拒绝服务。

CVSS 5.7 · Medium EPSS 0.58% · P45
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I. Basic Information for CVE-2024-5953

Vulnerability Information
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Vulnerability Title
389-ds-base: malformed userpassword hash may cause denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
A denial of service vulnerability was found in the 389-ds-base LDAP server. This issue may allow an authenticated user to cause a server denial of service while attempting to log in with a user with a malformed hash in their password.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1288
Source: CVE Program / CVE List V5
Vulnerability Title
389-ds-base 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
389-ds-base是一个高度可用、功能齐全、可靠且安全的 LDAP 服务器实现。它处理世界上许多最大的 LDAP 部署。 389-ds-base 存在安全漏洞，该漏洞源于允许经过身份验证的用户使用包含格式错误的哈希密码，以用户身份登录时导致服务器拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat Red Hat Directory Server 11.5 E4S for RHEL 8 8060020250210084424.0ca98e7e ~ * cpe:/a:redhat:directory_server_e4s:11.5::el8
Red Hat Red Hat Directory Server 11.7 for RHEL 8 8080020240909040333.f969626e ~ * cpe:/a:redhat:directory_server:11.7::el8
Red Hat Red Hat Directory Server 11.9 for RHEL 8 8100020240902112955.37ed7c03 ~ * cpe:/a:redhat:directory_server:11.9::el8
Red Hat Red Hat Directory Server 12.2 EUS for RHEL 9 9020020240916150035.1674d574 ~ * cpe:/a:redhat:directory_server_eus:12.2::el9
Red Hat Red Hat Directory Server 12.4 for RHEL 9 9040020240723122852.1674d574 ~ * cpe:/a:redhat:directory_server:12.4::el9
Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support 0:1.3.11.1-6.el7_9 ~ * cpe:/o:redhat:rhel_els:7
Red Hat Red Hat Enterprise Linux 8 8100020240910065753.25e700aa ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support 8080020240807050952.6dbb3803 ~ * cpe:/a:redhat:rhel_eus:8.8::appstream
Red Hat Red Hat Enterprise Linux 9 0:2.4.5-9.el9_4 ~ * cpe:/a:redhat:enterprise_linux:9::crb
Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support 0:2.2.4-9.el9_2 ~ * cpe:/a:redhat:rhel_eus:9.2::appstream
Red Hat Red Hat Enterprise Linux 10 - cpe:/o:redhat:enterprise_linux:10
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6

II. Public POCs for CVE-2024-5953

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III. Intelligence Information for CVE-2024-5953

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Vendor Advisories for CVE-2024-5953 (8)

IV. Related Vulnerabilities

Same weakness: CWE-1288

V. Comments for CVE-2024-5953

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