VDB-214911 · CVE-2022-39093 · EUVD-2022-41639

Unisoc S8000 Power Management Service authorization

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Unisoc SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820 and S8000. This issue affects some unknown processing of the component Power Management Service. Performing a manipulation results in authorization. This vulnerability is identified as CVE-2022-39093. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Unisoc SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820 and S8000. This affects an unknown code of the component Power Management Service. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In power management service, there is a missing permission check. This could lead to set up power management service with no additional execution privileges needed.

The weakness was released 12/06/2022. It is possible to read the advisory at unisoc.com. This vulnerability is uniquely identified as CVE-2022-39093 since 09/01/2022. The technical details are unknown and an exploit is not publicly available.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-41639). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Chip Software

Vendor

Unisoc

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

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: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
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

09/01/2022 🔍
12/06/2022 +96 days 🔍
12/06/2022 +0 days 🔍
06/26/2026 +1298 days 🔍

Sourcesinfo

Advisory: unisoc.com
Status: Confirmed

CVE: CVE-2022-39093 (🔍)
GCVE (CVE): GCVE-0-2022-39093
GCVE (VulDB): GCVE-100-214911
EUVD: 🔍

Entryinfo

Created: 12/06/2022 14:48
Updated: 06/26/2026 17:43
Changes: 12/06/2022 14:48 (36), 12/31/2022 08:28 (11), 04/23/2025 19:08 (17), 06/26/2026 17:43 (1)
Complete: 🔍
Cache ID: 216::103