Moddable SDK 11.5.0 xs/sources/xsDataView.c fx_ArrayBuffer_prototype_concat memory corruption

HistoryDiffrelatejsonxmlCTI

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.
3.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Moddable SDK 11.5.0. It has been classified as critical. Affected by this vulnerability is the function fx_ArrayBuffer_prototype_concat of the file xs/sources/xsDataView.c. Performing a manipulation results in memory corruption. This vulnerability is identified as CVE-2021-46330. There is not any exploit available.

Detailsinfo

A vulnerability was found in Moddable SDK 11.5.0. It has been classified as problematic. This affects the function fx_ArrayBuffer_prototype_concat of the file xs/sources/xsDataView.c. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on availability.

The weakness was released 01/21/2022 as 774. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2021-46330 since 01/18/2022. Technical details are known, but no exploit is available.

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

Vendor

Moddable

Name

Version

11.5.0

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

01/18/2022 🔍
01/21/2022 +3 days 🔍
01/21/2022 +0 days 🔍
01/26/2022 +5 days 🔍

Sourcesinfo

Advisory: 774
Status: Confirmed

CVE: CVE-2021-46330 (🔍)
GCVE (CVE): GCVE-0-2021-46330
GCVE (VulDB): GCVE-100-191301

Entryinfo

Created: 01/21/2022 08:01
Updated: 01/26/2022 10:18
Changes: 01/21/2022 08:01 (39), 01/26/2022 10:18 (1)
Complete: 🔍
Cache ID: 216::103