// For flags

CVE-2023-2953

openldap: null pointer dereference in ber_memalloc_x function

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability was found in openldap. This security flaw causes a null pointer dereference in ber_memalloc_x() function.

A vulnerability was found in OpenLDAP, in ber_memalloc_x() function, leading to a null pointer dereference. This flaw can result in reduced system memory and cause LDAP authentication failures. The impact is primarily a disruption in authentication processes, which may hinder user access or service operations relying on LDAP for authentication.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-05-29 CVE Reserved
  • 2023-05-30 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-09 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Netapp
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H300s Firmware
Search vendor "Netapp" for product "H300s Firmware"
--
Affected
in Netapp
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H300s
Search vendor "Netapp" for product "H300s"
--
Safe
Netapp
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H500s Firmware
Search vendor "Netapp" for product "H500s Firmware"
--
Affected
in Netapp
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H500s
Search vendor "Netapp" for product "H500s"
--
Safe
Netapp
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H700s Firmware
Search vendor "Netapp" for product "H700s Firmware"
--
Affected
in Netapp
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H700s
Search vendor "Netapp" for product "H700s"
--
Safe
Netapp
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H410s Firmware
Search vendor "Netapp" for product "H410s Firmware"
--
Affected
in Netapp
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H410s
Search vendor "Netapp" for product "H410s"
--
Safe
Netapp
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H410c Firmware
Search vendor "Netapp" for product "H410c Firmware"
--
Affected
in Netapp
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H410c
Search vendor "Netapp" for product "H410c"
--
Safe
Openldap
Search vendor "Openldap"
Openldap
Search vendor "Openldap" for product "Openldap"
2.4
Search vendor "Openldap" for product "Openldap" and version "2.4"
-
Affected
Redhat
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Enterprise Linux
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8.0
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-
Affected
Redhat
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Enterprise Linux
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9.0
Search vendor "Redhat" for product "Enterprise Linux" and version "9.0"
-
Affected
Apple
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Macos
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>= 11.0 < 11.7.9
Search vendor "Apple" for product "Macos" and version " >= 11.0 < 11.7.9"
-
Affected
Apple
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Macos
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>= 12.0 < 12.6.8
Search vendor "Apple" for product "Macos" and version " >= 12.0 < 12.6.8"
-
Affected
Apple
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Macos
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>= 13.0 < 13.5
Search vendor "Apple" for product "Macos" and version " >= 13.0 < 13.5"
-
Affected
Netapp
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Active Iq Unified Manager
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-vmware_vsphere
Affected
Netapp
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Clustered Data Ontap
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--
Affected
Netapp
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Ontap Tools
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-vmware_vsphere
Affected