WebAssembly Binaryen 104 readFunctions denial of service

CVSS Meta Temp Score
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CTI Interest Score
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3.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in WebAssembly Binaryen 104. Affected by this vulnerability is the function wasm::WasmBinaryBuilder::readFunctions. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2021-46048. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in WebAssembly Binaryen 104. It has been rated as problematic. Affected by this issue is the function wasm::WasmBinaryBuilder::readFunctions. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was released 01/10/2022 as 4412. The advisory is available at github.com. This vulnerability is handled as CVE-2021-46048 since 01/03/2022. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

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

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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

01/03/2022 🔍
01/10/2022 +7 days 🔍
01/10/2022 +0 days 🔍
01/13/2022 +3 days 🔍

Sourcesinfo

Product: github.com

Advisory: 4412
Status: Confirmed

CVE: CVE-2021-46048 (🔍)
GCVE (CVE): GCVE-0-2021-46048
GCVE (VulDB): GCVE-100-189926
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/10/2022 20:36
Updated: 01/13/2022 08:13
Changes: 01/10/2022 20:36 (41), 01/13/2022 08:13 (1)
Complete: 🔍
Cache ID: 216::103

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