IBM InfoSphere Data Replication VSAM for z 11.4 on z/OS Log Reading Service stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in IBM InfoSphere Data Replication VSAM for z and OS Remote Source 11.4 on z/OS. It has been rated as critical. This affects an unknown function of the component Log Reading Service. Performing a manipulation results in stack-based overflow. This vulnerability is cataloged as CVE-2024-56468. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in IBM InfoSphere Data Replication VSAM for z and OS Remote Source 11.4 on z/OS. It has been classified as critical. This affects an unknown function of the component Log Reading Service. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on availability. The summary by CVE is:

IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 could allow a remote user to cause a denial of service by sending an invalid HTTP request to the log reading service.

The advisory is shared at ibm.com. This vulnerability is uniquely identified as CVE-2024-56468 since 12/26/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/21/2025).

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CNA Base Score: 7.5
CNA Vector (ibm): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/26/2024 CVE reserved
07/09/2025 +194 days Advisory disclosed
07/09/2025 +0 days VulDB entry created
08/21/2025 +42 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2024-56468 (🔒)
GCVE (CVE): GCVE-0-2024-56468
GCVE (VulDB): GCVE-100-315609

Entryinfo

Created: 07/09/2025 05:27
Updated: 08/21/2025 01:35
Changes: 07/09/2025 05:27 (66), 08/21/2025 01:35 (12)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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