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IntelliOps IEM EUVDEUVD-2025-210805

| CVE-2025-62342 MEDIUM
Insufficient Session Expiration (CWE-613)
2026-08-27 HCL GHSA-xmgh-r945-wq5r
6.4
CVSS 3.1 · Vendor: HCL
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain network or log access to IEM traffic
  2. Delivery
    Capture authenticated user session token
  3. Exploit
    Wait for victim to initiate logout or account deletion
  4. Execution
    Replay captured token against IEM server
  5. Impact
    Maintain unauthorized authenticated session access

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V7 - Session Management Session expiration enforcement
Exploitation Conditions

Exploitation requires the attacker to first obtain a valid, live session token from an authenticated IEM user through a separate mechanism - such as network interception (requiring man-in-the-middle positioning), exposure via server or proxy logs, or a secondary vulnerability such as XSS. This token capture must occur before the user initiates logout or account deletion, as the token must be valid at the time of capture. The UI:R metric confirms the victim must perform the session termination action for the exploitable condition to arise. Limiting factors include: (1) the token capture prerequisite introduces meaningful attacker complexity (AC:H), making passive mass-exploitation infeasible; (2) the PR:L metric in the vendor-supplied vector suggests some level of authenticated access to the IEM environment is required; (3) if IEM is deployed on internal-only networks without external exposure, the attack surface for initial token interception is substantially reduced. Exploitation is limited to IEM versions 1.3 and 1.4 based on confirmed affected version data.

Impact

The vendor-assigned CVSS 6.4 Medium score is broadly consistent with the real-world risk profile of this vulnerability class. The AV:N attack vector establishes remote exploitability, but AC:H and UI:R substantially limit opportunistic exploitation - an attacker must position themselves to capture a live session token prior to the victim's logout event. The PR:L requirement per the vendor vector implies some authenticated foothold, adding further friction. EPSS data is not available in the supplied intelligence, preventing probability-of-exploitation comparison. There is no CISA KEV listing and no public proof-of-concept code has been identified, placing this firmly in the 'real risk but low exploitation urgency' category for most deployments. One area worth scrutiny is the vendor-supplied A:H (High Availability) impact: session expiration failures rarely produce availability consequences, and this metric appears inconsistent with the described behavior - security teams should verify with HCL whether denial-of-service scenarios exist or whether this was conservatively rated. The C:H impact is well-founded - a replayed administrator session could expose all data and functionality accessible to the original account. For environments where IEM manages sensitive operational event data, the risk is material even at medium CVSS, and teams should prioritize patching during their next maintenance window.

Exploit ScenarioDerived

An attacker with network visibility into IEM traffic - or access to server logs or browser artifacts - captures a valid session token belonging to an authenticated IEM user. When that user logs out expecting their session to terminate, the server fails to invalidate the token. The attacker then replays the captured token via a crafted HTTP request, gaining full access to the victim's IEM session including any event management data, alerts, or administrative functions accessible to that account. No public proof-of-concept has been identified at time of analysis.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 27, 2026

Session tokens in HCL IntelliOps Event Management (IEM) versions 1.3 and 1.4 persist as valid on the server after a user logs out or an account is deleted, allowing an attacker who has previously captured a legitimate session token to replay it and maintain unauthorized access beyond the intended session lifecycle. The root cause is CWE-613 (Insufficient Session Expiration), where server-side session records are not destroyed upon logout or account removal. No public exploit code or active exploitation has been identified at time of analysis, and the CVSS 6.4 Medium score reflects meaningful constraints on exploitation including high attack complexity and required user interaction.

RemediationAI

Administrators should consult the HCL advisory at https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131777 to obtain the patched release; the specific fixed version number is not independently confirmable from available intelligence and must be verified directly with HCL support. As a compensating control pending patch deployment, enforce short absolute session timeout values at the application tier or upstream reverse proxy - if IEM supports configurable session expiration, set it to the minimum operationally acceptable window to reduce the exploitation interval for any captured tokens. Restrict network access to the IEM web interface to trusted internal segments or VPN-only paths, which reduces the attack surface for session token interception. Monitoring for reuse of the same session token from multiple source IPs or after expected logout events can provide detection coverage while the patch is staged.

Affected VersionsENISA

IEM v1.3 and v1.4

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Technical ContextAI · show details

HCL IntelliOps Event Management (IEM) is an enterprise IT operations event management platform. The affected CPE is cpe:2.3:a:hcl_software:iem:*:*:*:*:*:*:*:*, covering versions 1.3 and 1.4 per EUVD-2025-210805. The root cause is CWE-613 (Insufficient Session Expiration): a conformant implementation must invalidate the server-side session record at logout or account deletion - clearing the client-side cookie alone is insufficient. When the server retains the session as valid, any party holding the token (obtained via prior interception, log exposure, or a secondary attack vector) can replay it post-logout to authenticate as the original user. The CVSS vector (AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:H) indicates network exploitability but with significant prerequisites: high complexity, some level of authenticated access, and user interaction, which together reflect the requirement to first capture the session token through a separate mechanism before the termination event occurs.

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Severity by source

Vendor (HCL) PRIMARY 6.4 MEDIUM
AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:H
vuln.today AI 5.3 MEDIUM

Attacker requires no credentials - only a captured token - so PR:N; availability impact unsupported by session expiration mechanics, so A:N.

3.1 AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
4.0 AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (HCL).

CVSS VectorVendor: HCL

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High

DescriptionCVE.org

HCL IntelliOps Event Management (IEM) is affected by a Session Deletion Vulnerability. It may allow improper handling of user sessions, resulting in sessions not being fully terminated after logout or deletion.

Threat Intelligence Overview

EPSS Score
0.2%
Top 92% exploitable
Prevalence
Low
niche enterprise IT operations event management platform
Data Quality
5 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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
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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