VDB-319393 · CVE-2025-27536 · GCVE-0-2025-27536

OpenHarmony up to 5.0.3 type confusion

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.
3.3	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in OpenHarmony up to 5.0.3. This affects an unknown function. This manipulation causes type confusion. This vulnerability appears as CVE-2025-27536. The attack requires local access. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in OpenHarmony up to 5.0.3. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a type confusion vulnerability. The CWE definition for the vulnerability is CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. As an impact it is known to affect availability. The summary by CVE is:

in OpenHarmony v5.0.3 and prior versions allow a local attacker cause DOS through type confusion.

The advisory is shared at gitee.com. This vulnerability is known as CVE-2025-27536 since 03/02/2025. The exploitation appears to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Smartphone Operating System

Name

OpenHarmony

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.3
CNA Vector (OpenHarmony): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Type confusion
CWE: CWE-843
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

03/02/2025 CVE reserved
08/11/2025 +161 days Advisory disclosed
08/11/2025 +0 days VulDB entry created
08/11/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: gitee.com
Status: Confirmed

CVE: CVE-2025-27536 (🔒)
GCVE (CVE): GCVE-0-2025-27536
GCVE (VulDB): GCVE-100-319393

Entryinfo

Created: 08/11/2025 07:50
Updated: 08/11/2025 15:49
Changes: 08/11/2025 07:50 (60), 08/11/2025 15:49 (1)
Complete: 🔍
Cache ID: 216::103