Unisoc S8000 Video Decoder out-of-bounds write

CVSS Meta Temp Score
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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.
6.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Unisoc SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820 and S8000 and classified as critical. This vulnerability affects unknown code of the component Video Decoder. The manipulation results in out-of-bounds write. This vulnerability is known as CVE-2023-48340. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability was found in Unisoc SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820 and S8000. It has been classified as critical. Affected is an unknown code of the component Video Decoder. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In video decoder, there is a possible out of bounds write due to improper input validation. This could lead to local denial of service with no additional execution privileges needed

The weakness was published 01/18/2024. The advisory is available at unisoc.com. This vulnerability is traded as CVE-2023-48340 since 11/15/2023. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/12/2024).

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

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

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: Partially
Local: Yes
Remote: No

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

11/15/2023 🔍
01/18/2024 +64 days 🔍
01/18/2024 +0 days 🔍
02/12/2024 +25 days 🔍

Sourcesinfo

Advisory: unisoc.com
Status: Confirmed

CVE: CVE-2023-48340 (🔍)
GCVE (CVE): GCVE-0-2023-48340
GCVE (VulDB): GCVE-100-251430

Entryinfo

Created: 01/18/2024 06:59
Updated: 02/12/2024 09:10
Changes: 01/18/2024 06:59 (37), 02/12/2024 09:10 (11)
Complete: 🔍
Cache ID: 216::103

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