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CVE-2025-36156— IBM InfoSphere Data Replication VSAM for z/OS Remote Source code execution

Quick assessment

Affected
IBM InfoSphere Data Replication VSAM for z/OS Remote Source
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.

IBM InfoSphere Data Replication VSAM for z/OS Remote Source是美国国际商业机器（IBM）公司的一个源数据复制引擎。 IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4版本存在缓冲区错误漏洞，该漏洞源于边界检查不当，可能导致缓冲区溢出和执行任意代码。

CVSS 7.4 · High EPSS 0.12% · P2
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I. Basic Information for CVE-2025-36156

Vulnerability Information
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Vulnerability Title
IBM InfoSphere Data Replication VSAM for z/OS Remote Source code execution
Source: CVE Program / CVE List V5
Vulnerability Description
IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local user with access to the files storing CECSUB or CECRM on the container could overflow the buffer and execute arbitrary code on the system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
IBM InfoSphere Data Replication VSAM for z/OS Remote Source 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM InfoSphere Data Replication VSAM for z/OS Remote Source是美国国际商业机器（IBM）公司的一个源数据复制引擎。 IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4版本存在缓冲区错误漏洞，该漏洞源于边界检查不当，可能导致缓冲区溢出和执行任意代码。
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
IBM InfoSphere Data Replication VSAM for z/OS Remote Source 0 ~ 11.4 cpe:2.3:a:ibm:infosphere_data_replication:11.4:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-36156

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III. Intelligence Information for CVE-2025-36156

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Vendor Advisories for CVE-2025-36156 (1)

IV. Related Vulnerabilities

Same product: InfoSphere Data Replication VSAM for z/OS Remote Source
Same vendor: IBM
Same weakness: CWE-119

V. Comments for CVE-2025-36156

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