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CVE-2025-2487— 389-ds-base: null pointer dereference leads to denial of service

Quick assessment

Affected
CVE-2025-2487
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 Directory Server是389 Directory Server开源的一个高度可用、功能齐全、可靠和安全的LDAP服务器实现。 389 Directory Server存在代码问题漏洞，该漏洞源于ldap MODDN操作未测试返回值，可能导致拒绝服务或系统崩溃。

CVSS 4.9 · Medium EPSS 0.59% · P47

Affected Version Matrix 13

VendorProduct Version RangeStatus
None None 2.4.0≤ 2.4.6 affected
2.5.0≤ 2.5.3 affected
2.6.0≤ 2.6.1 affected
3.0.0≤ 3.0.6 affected
Red Hat Red Hat Directory Server 12 any unaffected
Red Hat Red Hat Directory Server 12.4 EUS for RHEL 9 9040020250325181857.1674d574< * unaffected
Red Hat Red Hat Enterprise Linux 10 any unaffected
Red Hat Red Hat Enterprise Linux 6 any unknown
Red Hat Red Hat Enterprise Linux 7 any unknown
Red Hat Red Hat Enterprise Linux 8 any unknown
Red Hat Red Hat Enterprise Linux 9 0:2.5.2-9.el9_5< * unaffected
0:2.6.1-8.el9_6< * unaffected
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support 0:2.4.5-14.el9_4< * unaffected

I. Basic Information for CVE-2025-2487

Vulnerability Information
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Vulnerability Title
389-ds-base: null pointer dereference leads to denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the 389-ds-base LDAP Server. This issue occurs when issuing a Modify DN LDAP operation through the ldap protocol, when the function return value is not tested and a NULL pointer is dereferenced. If a privileged user performs a ldap MODDN operation after a failed operation, it could lead to a Denial of Service (DoS) or system crash.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
389 Directory Server 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
389 Directory Server是389 Directory Server开源的一个高度可用、功能齐全、可靠和安全的LDAP服务器实现。 389 Directory Server存在代码问题漏洞，该漏洞源于ldap MODDN操作未测试返回值，可能导致拒绝服务或系统崩溃。
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
- - 2.4.0 ~ 2.4.6 -
Red Hat Red Hat Directory Server 12.4 EUS for RHEL 9 9040020250325181857.1674d574 ~ * cpe:/a:redhat:directory_server_eus:12.4::el9
Red Hat Red Hat Enterprise Linux 9 0:2.5.2-9.el9_5 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red Hat Red Hat Enterprise Linux 9 0:2.6.1-8.el9_6 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support 0:2.4.5-14.el9_4 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red Hat Red Hat Directory Server 12 - cpe:/a:redhat:directory_server:12
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
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 8 - cpe:/o:redhat:enterprise_linux:8

II. Public POCs for CVE-2025-2487

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III. Intelligence Information for CVE-2025-2487

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Vendor Advisories for CVE-2025-2487 (3)

IV. Related Vulnerabilities

Same weakness: CWE-476

V. Comments for CVE-2025-2487

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