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WTW EAGLE CVE-2025-62776

HIGH
Uncontrolled Search Path Element (CWE-427)
2025-10-29 vultures@jpcert.or.jp
8.4
CVSS 4.0 · Vendor: jpcert
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Attack ChainAIDerived

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

  1. Access
    Plant malicious DLL in installer's search path
  2. Exploit
    Victim downloads and runs WTW EAGLE installer
  3. Execution
    Installer insecurely resolves and loads attacker DLL
  4. Impact
    Arbitrary code executes with installer privileges

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A08:2025 - Software or Data Integrity Failures
ASVS 5.0
V13 - Configuration Search path element control
Exploitation Conditions

Exploitation requires that a malicious DLL bearing a name the WTW EAGLE 3.0.8.0 installer attempts to load already be present in a directory on the installer's DLL search path - in practice the directory from which the installer is executed, such as the victim's Downloads folder. The victim must then actively launch that installer (UI:A), so this is not remotely or automatically triggerable. Limiting factors: local access to place the DLL (or a social-engineering step to co-deliver installer and DLL), mandatory user execution of the installer, and the fact that code runs only with the privileges of the running installer process rather than guaranteed SYSTEM.

Impact

This is a classic DLL search-path hijacking flaw (CWE-427) in the WTW EAGLE Windows installer. The CVSS 4.0 vector (AV:L/AC:L/AT:N/PR:N/UI:A) and the 8.4 score are driven by the HIGH triple impact (VC:H/VI:H/VA:H - arbitrary code execution), but the real-world risk is substantially tempered by the LOCAL attack vector and the required active user interaction (UI:A): an attacker cannot trigger this remotely and must get a victim to execute the installer while a malicious DLL already sits in the search path. EPSS corroborates low practical urgency at 0.16% (5th percentile), and there is no CISA KEV listing and no public exploit identified at time of analysis, so this is not evidence of active or widespread exploitation. In short, this is a legitimately high-impact-if-triggered issue but a LOW-likelihood one - a high-CVSS, low-real-risk profile typical of installer/DLL-preloading bugs, best treated as a patch-on-cycle item rather than an emergency. One data caveat: the input Tags include 'Microsoft', which appears to be a mislabel - WTW EAGLE is a third-party product (WTW, surveillance/camera management software) that merely runs on Windows, not a Microsoft product; verify vendor attribution before routing.

Exploit ScenarioDerived

An attacker plants a malicious DLL with an expected name in a directory that the WTW EAGLE installer searches (commonly the same folder the installer is launched from, such as a browser Downloads directory). When the victim runs the installer, it insecurely loads the attacker's DLL instead of the legitimate one, executing arbitrary code with the privileges of the installer process. No public exploit identified at time of analysis, and exploitation hinges on the victim actively running the trojanized installer.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 08, 2026

Arbitrary code execution in the WTW EAGLE 3.0.8.0 (Windows) installer stems from an uncontrolled DLL search path (CWE-427) that lets the installer load a library from a location an attacker may control. An unauthenticated attacker able to place a malicious DLL with a name the installer expects into its search path - in practice the folder the installer is launched from, such as the victim's Downloads directory - gains code execution with the privileges of the running installer once the victim starts it, so exploitation hinges on local file placement plus mandatory user interaction (UI:A/UI:R) rather than remote or automatic triggering. Reported to JVN by JPCERT/CC, the issue is not listed in CISA KEV, no public exploit code has been identified at time of analysis, and EPSS is low at 0.16% (5th percentile), which is consistent with a targeted rather than mass-exploited flaw. Note that the vendor's own CVSS 4.0 score of 8.4 and our independent CVSS 3.1 assessment (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) both treat this as unauthenticated but requiring a local placement step and deliberate user execution, with impact confined to the installer process rather than guaranteeing SYSTEM.

RemediationAI

No vendor-released patch with a specific fixed version is identified in the available data, so the primary action is to obtain the vendor's current installer directly from the authoritative advisory channel - review JVN23394606 (https://jvn.jp/en/jp/JVN23394606/) and the WTW support page (https://wtw.support/wtw/eagle-app-cms-win/) and deploy any superseding installer build only from that trusted source, verifying its digital signature before execution. Until a fixed build is confirmed, apply compensating controls that defeat the search-path abuse: never run the 3.0.8.0 installer from a user-writable location such as Downloads or Desktop - stage it in a directory writable only by administrators (for example C:\ProgramData or a protected network share) and execute it from there, and delete or relocate any unexpected DLLs sitting in the same folder as the installer, since the DLL must be co-located to be hijacked; note the trade-off that this relies on operator discipline and does not fix the underlying loader. Where feasible, run the installer under a low-privilege account rather than an administrative one to limit the impact of any hijacked library (accepting that installation may then fail or require elevation for specific components), enable Windows safe DLL search mode / SafeDllSearchMode and audit the environment for writable directories on the load path, and use application control or DLL-blocking policy to prevent unsigned libraries from loading into the installer, with the caveat that aggressive blocking can break legitimate installer dependencies. Finally, treat the installer as untrusted input during distribution: deliver it through software-management or endpoint tooling, and monitor for the pairing of the EAGLE installer with a same-named DLL in the same directory, which is the practical exploitation signature.

Affected ProductsAI

The affected product is WTW EAGLE for Windows, specifically installer version 3.0.8.0, corresponding to CPE entries scoped to WTW EAGLE 3.0.8.0 on the Microsoft Windows platform. Other versions and non-Windows deployments are not identified as affected in the available data, but because the defect lives in the installer's library-loading logic rather than the runtime application, any deployment that uses this specific 3.0.8.0 Windows installer build should be considered at risk. Authoritative product and version detail is published in the JVN advisory JVN23394606 (https://jvn.jp/en/jp/JVN23394606/) with vendor-facing information at https://wtw.support/wtw/eagle-app-cms-win/, which should be consulted to confirm whether newer installer builds supersede 3.0.8.0.

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Technical ContextAI · show details

The root cause is CWE-427 (Uncontrolled Search Path Element): the WTW EAGLE Windows installer resolves at least one DLL by name without an absolute or otherwise hardened path, so Windows' DLL search order can be influenced by surrounding directories. In the typical Windows load order the application directory and the current working directory are consulted before system paths depending on safe-DLL-search settings, which means a DLL dropped next to the executable or in the directory from which the installer is invoked can shadow the legitimate library. Because the installer loads this code with its own token, any planted library executes with those privileges; this is the classic DLL search-order hijacking / installer-side-loading pattern. The affected component is specifically the installer for WTW EAGLE for Windows 3.0.8.0, and the CPE scope is limited to that product and version rather than the wider WTW EAGLE application suite. The 'RCE' and 'Microsoft' tags reflect that this yields native Windows code execution through the platform's library-loading mechanism, and the JVN/JPCERT reporting indicates a coordinated disclosure with vendor involvement.

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Severity by source

Vendor (jpcert) PRIMARY 8.4 HIGH
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
vuln.today AI 7.8 HIGH

Local DLL planted in the installer's search path (AV:L), no attacker privileges needed (PR:N), but the victim must run the installer (UI:R), yielding full code execution impact (C/I/A:H).

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

Primary rating from Vendor (jpcert).

CVSS VectorVendor: jpcert

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
Active
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

The installer of WTW EAGLE (for Windows) 3.0.8.0 contains an issue with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries. As a result, arbitrary code may be executed with the privileges of the running application.

Executive ViewAI

Why It Matters

The WTW EAGLE 3.0.8.0 Windows installer contains a high-severity DLL search path vulnerability (CVE-2025-62776) that could allow an attacker to execute arbitrary code with installer privileges if they can place a malicious DLL in the directory from which a user launches the installer. Although exploitation requires local file placement and user interaction, and no public exploit is currently identified, the lack of a vendor patch elevates the risk for organizations that deploy this financial software. Security leadership should direct users to run the installer only from trusted locations and implement interim controls to prevent DLL hijacking until a fix is available.

Business Impact: Medium
Compensating Controls

Run the installer only from a trusted, access-controlled location; enforce application control policies that block DLL loading from non-system or user-writable directories; execute the installer with least privilege; and monitor for suspicious DLL placement in installer folders.

Threat Intelligence Overview

EPSS Score
0.2%
Top 95% exploitable
Prevalence
Low
niche Japanese surveillance/camera management app, limited enterprise footprint
Data Quality
3 sources
Confidence: Low

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 0.2%
Patch available No
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· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact
Medium

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +42
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

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