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IBM CVE-2025-36258

| EUVDEUVD-2025-209023 HIGH
Plaintext Storage of a Password (CWE-256)
2026-03-25 ibm GHSA-ppqh-5g92-f826
7.1
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V6 - Authentication Credential storage protection
Impact

The CVSS vector AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N indicates local attack vector with low complexity, requiring no privileges or user interaction, with scope change and high confidentiality impact. While the 7.1 score is high, the real-world risk is moderated by the local access requirement - an attacker must already have access to the system. However, the PR:N (no privileges required) and scope change elements elevate concern, as a low-privileged local user could potentially access credentials for privileged accounts or other systems. The absence of EPSS score data, KEV listing, or public proof-of-concept suggests this is not currently being actively exploited in the wild. Priority should be medium-to-high for organizations running InfoSphere Information Server in multi-user environments where untrusted users may have local access, but lower for isolated single-tenant deployments with strict access controls.

Exploit ScenarioDerived

An attacker with local access to a server running InfoSphere Information Server (such as a contractor, compromised service account, or user on a shared system) navigates to the application's installation directory and examines configuration files or data stores. Without requiring elevated privileges, the attacker reads plaintext credentials for database connections, service accounts, or administrative users, then leverages these credentials to access connected databases, compromise other integrated systems, or escalate privileges within the InfoSphere environment itself.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 25, 2026

IBM InfoSphere Information Server versions 11.7.0.0 through 11.7.1.6 store user credentials and other sensitive information in plain text, allowing local users to read this data. This is a high-severity information disclosure vulnerability with a CVSS score of 7.1, primarily due to the potential for complete confidentiality breach across security boundaries. A patch is available from IBM, and there is no evidence of active exploitation or public proof-of-concept at this time.

RemediationAI

Apply the security patch provided by IBM as documented in the vendor advisory at https://www.ibm.com/support/pages/node/7266489. The advisory contains specific upgrade instructions and patch files for InfoSphere Information Server 11.7.x versions. Until patching can be completed, implement compensating controls including strict filesystem permissions to limit local access to InfoSphere installation directories, enhanced monitoring for unauthorized access to credential storage locations, and segregation of InfoSphere servers to prevent untrusted local users from gaining access. Review and rotate any credentials that may have been stored in plain text to prevent potential abuse of previously exposed data.

Affected VersionsENISA

InfoSphere Information Server 11.7.0.0 ≤11.7.1.6

Affected Packages

euvd infosphere_information_server no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

IBM InfoSphere Information Server is an enterprise data integration and governance platform used for ETL (extract, transform, load) operations and master data management. The vulnerability stems from CWE-256 (Plaintext Storage of a Password), indicating that the application persists sensitive credentials and potentially other confidential data in unencrypted form on the filesystem or in configuration files. The affected product is identified via CPE cpe:2.3:a:ibm:infosphere_information_server spanning all versions from 11.7.0.0 through 11.7.1.6. This type of vulnerability typically arises from insufficient application of cryptographic protections during credential storage, making the data readable by any user with local filesystem access.

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Severity by source

NVD PRIMARY 7.1 HIGH
AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Patch released
Mar 25, 2026 - 20:47 nvd
Patch available
CVE Published
Mar 25, 2026 - 20:25 nvd
HIGH 7.1

DescriptionCVE.org

IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 product stores user credentials and other sensitive information in plain text which can be read by a local user.

Executive ViewAI

Why It Matters

IBM InfoSphere Information Server versions 11.7.0.0 through 11.7.1.6 contain a critical flaw that exposes stored user credentials and sensitive data in plain text to any local system user. Organizations running affected versions face immediate risk of credential theft and potential lateral movement across connected systems and applications that depend on these credentials.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not possible: (1) Restrict local system access to InfoSphere servers using OS-level access controls and privilege management; (2) Implement continuous file integrity monitoring on credential storage locations; (3) Rotate all credentials stored by InfoSphere immediately and monitor for unauthorized use; (4) Isolate affected systems from sensitive network zones using network segmentation.

Threat Intelligence Overview

EPSS Score
0.0%
Top 99% exploitable
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Small
Automatable
No
Human Impact
High
Technical Impact
Partial

Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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