VDB-360780 · CVE-2025-52347 · EUVD-2025-209609

PassMark PassMark BurnInTest/OSForensics/PerformanceTest IOCTL DirectIo64.sys input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in PassMark PassMark BurnInTest, OSForensics and PerformanceTest. This affects an unknown part in the library DirectIo64.sys of the component IOCTL Handler. The manipulation results in input validation. This vulnerability is known as CVE-2025-52347. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability was found in PassMark PassMark BurnInTest, OSForensics and PerformanceTest (version unknown). It has been classified as critical. Affected is an unknown function in the library DirectIo64.sys of the component IOCTL Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue in the component DirectIo64.sys of PassMark BurnInTest v11.0 Build 1011, OSForensics v11.1 Build 1007, and PerformanceTest v11.1 Build 1004 allows attackers to access kernel memory and escalate privileges via a crafted IOCTL 0x8011E044 call.

The advisory is shared for download at passmark.com. This vulnerability is traded as CVE-2025-52347 since 06/16/2025. The exploitability is told to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/02/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-209609). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

PassMark

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 7.8
ADP CISA Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/16/2025 CVE reserved
05/01/2026 +319 days Advisory disclosed
05/01/2026 +0 days VulDB entry created
05/02/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: passmark.com
Status: Confirmed

CVE: CVE-2025-52347 (🔒)
GCVE (CVE): GCVE-0-2025-52347
GCVE (VulDB): GCVE-100-360780
EUVD: 🔒

Entryinfo

Created: 05/01/2026 21:51
Updated: 05/02/2026 00:10
Changes: 05/01/2026 21:51 (61), 05/02/2026 00:10 (1)
Complete: 🔍
Cache ID: 216::103