VDB-272429 · CVE-2023-7271 · GCVE-0-2023-7271

Huawei HarmonyOS/EMUI NMS Module logic error

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Huawei HarmonyOS and EMUI and classified as critical. This vulnerability affects unknown code of the component NMS Module. The manipulation leads to logic error. This vulnerability is traded as CVE-2023-7271. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability was found in Huawei HarmonyOS and EMUI (the affected version unknown). It has been rated as critical. This issue affects an unknown part of the component NMS Module. The manipulation with an unknown input leads to a logic error vulnerability. Using CWE to declare the problem leads to CWE-840. Impacted is availability. The summary by CVE is:

Privilege escalation vulnerability in the NMS module Impact: Successful exploitation of this vulnerability will affect availability.

The advisory is shared at consumer.huawei.com. The identification of this vulnerability is CVE-2023-7271 since 07/08/2024. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/26/2024).

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

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Productinfo

Type

Smartphone Operating System

Vendor

Huawei

Name

License

commercial

Website

Vendor: https://www.huawei.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (huawei): 🔍

CVSSv2info

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

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

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

Exploitinginfo

Class: Logic error
CWE: CWE-840
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

07/08/2024 🔍
07/25/2024 +17 days 🔍
07/25/2024 +0 days 🔍
07/26/2024 +1 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2023-7271 (🔍)
GCVE (CVE): GCVE-0-2023-7271
GCVE (VulDB): GCVE-100-272429

Entryinfo

Created: 07/25/2024 14:42
Updated: 07/26/2024 22:46
Changes: 07/25/2024 14:42 (60), 07/26/2024 22:46 (10)
Complete: 🔍
Cache ID: 216::103