CVE-2025-33101
Received Received - Intake
Heap Memory Disclosure in IBM Concert Enables MITM Attacks

Publication date: 2026-02-17

Last updated on: 2026-02-18

Assigner: IBM Corporation

Description
IBM Concert 1.0.0 through 2.1.0 could allow an attacker to obtain sensitive information using man in the middle techniques due to improper clearing of heap memory.
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Meta Information
Published
2026-02-17
Last Modified
2026-02-18
Generated
2026-06-16
AI Q&A
2026-02-17
EPSS Evaluated
2026-06-15
NVD
CVE-2025-33101
EUVD
EUVD-2025-207702
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
ibm concert From 1.0.0 (inc) to 2.2.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-244 Using realloc() to resize buffers that store sensitive information can leave the sensitive information exposed to attack, because it is not removed from memory.
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Executive Summary

This vulnerability affects IBM Concert versions 1.0.0 through 2.1.0. It allows an attacker to obtain sensitive information by using man-in-the-middle techniques. The root cause is the improper clearing of heap memory, which can leave sensitive data accessible to attackers.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of sensitive information if an attacker successfully performs a man-in-the-middle attack. This could compromise confidentiality of data handled by IBM Concert, potentially exposing sensitive information to attackers.

Compliance Impact

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Detection Guidance

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