WebAssembly 1.0.29 WrapChild memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in WebAssembly 1.0.29. This impacts the function wabt::Decompiler::WrapChild. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2023-27119. There is no available exploit.

Detailsinfo

A vulnerability was found in WebAssembly 1.0.29. It has been classified as critical. This affects the function wabt::Decompiler::WrapChild. 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 confidentiality, integrity, and availability. The summary by CVE is:

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::Decompiler::WrapChild.

The weakness was presented 03/10/2023 as 1990. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-27119 since 02/27/2023. 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.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-30903). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

02/27/2023 🔍
03/10/2023 +11 days 🔍
03/10/2023 +0 days 🔍
11/15/2025 +981 days 🔍

Sourcesinfo

Advisory: 1990
Status: Confirmed

CVE: CVE-2023-27119 (🔍)
GCVE (CVE): GCVE-0-2023-27119
GCVE (VulDB): GCVE-100-222693
EUVD: 🔍

Entryinfo

Created: 03/10/2023 07:54
Updated: 11/15/2025 18:03
Changes: 03/10/2023 07:54 (38), 04/02/2023 12:34 (9), 11/15/2025 18:03 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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