Unisoc T760/T770/T820/S8000 LTE Protocol Stack information disclosure

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 (≈)
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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.
5.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Unisoc T760, T770, T820 and S8000. The impacted element is an unknown function of the component LTE Protocol Stack. The manipulation leads to information disclosure. This vulnerability is referenced as CVE-2023-33915. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Unisoc T760, T770, T820 and S8000 (version now known) and classified as problematic. This issue affects some unknown processing of the component LTE Protocol Stack. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

In LTE protocol stack, there is a possible missing permission check. This could lead to remote information disclosure no additional execution privileges needed

The weakness was published 09/04/2023. The advisory is shared at unisoc.com. The identification of this vulnerability is CVE-2023-33915 since 05/23/2023. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

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

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/23/2023 🔍
09/04/2023 +104 days 🔍
09/04/2023 +0 days 🔍
09/30/2023 +26 days 🔍

Sourcesinfo

Advisory: unisoc.com
Status: Confirmed

CVE: CVE-2023-33915 (🔍)
GCVE (CVE): GCVE-0-2023-33915
GCVE (VulDB): GCVE-100-238685

Entryinfo

Created: 09/04/2023 07:27
Updated: 09/30/2023 09:08
Changes: 09/04/2023 07:27 (37), 09/30/2023 09:08 (11)
Complete: 🔍
Cache ID: 216::103

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