Unisoc S8000 UMTS RLC Driver out-of-bounds write

CVSS Meta Temp Score
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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.
6.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Unisoc SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820 and S8000. This impacts an unknown function of the component UMTS RLC Driver. Such manipulation leads to out-of-bounds write. This vulnerability is uniquely identified as CVE-2024-39431. The attack can only be initiated within the local network. No exploit exists.

Detailsinfo

A vulnerability was found in Unisoc SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820 and S8000 and classified as critical. Affected by this issue is some unknown functionality of the component UMTS RLC Driver. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In UMTS RLC driver, there is a possible out of bounds write due to a missing bounds check. This could lead to remote denial of service with System execution privileges needed.

The advisory is shared for download at unisoc.com. This vulnerability is handled as CVE-2024-39431 since 06/25/2024. The exploitation is known to be difficult. The attack can only be initiated within the local network. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/01/2024).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.5
NVD Vector: 🔍

CNA Base Score: 8.3
CNA Vector (Unisoc): 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

06/25/2024 🔍
09/27/2024 +94 days 🔍
09/27/2024 +0 days 🔍
10/01/2024 +4 days 🔍

Sourcesinfo

Advisory: unisoc.com
Status: Confirmed

CVE: CVE-2024-39431 (🔍)
GCVE (CVE): GCVE-0-2024-39431
GCVE (VulDB): GCVE-100-278672

Entryinfo

Created: 09/27/2024 11:46
Updated: 10/01/2024 05:11
Changes: 09/27/2024 11:46 (61), 10/01/2024 05:11 (12)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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