Binaryen 1.38.22 wasm-binary.cpp visitCall out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Binaryen 1.38.22. It has been declared as critical. Affected by this vulnerability is the function wasm::WasmBinaryBuilder::visitCall of the file wasm-binary.cpp. Such manipulation leads to out-of-bounds. This vulnerability is traded as CVE-2019-7700. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Binaryen 1.38.22. It has been rated as critical. Affected by this issue is the function wasm::WasmBinaryBuilder::visitCall of the file wasm-binary.cpp. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-merge.

The bug was discovered 01/12/2019. The weakness was shared 02/10/2019. This vulnerability is handled as CVE-2019-7700 since 02/10/2019. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 29 days. During that time the estimated underground price was around $0-$5k.

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

The entries VDB-130728, VDB-130727, VDB-130726 and VDB-130725 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

01/12/2019 🔍
02/10/2019 +29 days 🔍
02/10/2019 +0 days 🔍
02/11/2019 +1 days 🔍
07/09/2023 +1609 days 🔍

Sourcesinfo

Advisory: 1864
Status: Not defined

CVE: CVE-2019-7700 (🔍)
GCVE (CVE): GCVE-0-2019-7700
GCVE (VulDB): GCVE-100-130724
See also: 🔍

Entryinfo

Created: 02/11/2019 09:27
Updated: 07/09/2023 09:58
Changes: 02/11/2019 09:27 (54), 05/09/2020 17:01 (1), 07/09/2023 09:58 (4)
Complete: 🔍
Cache ID: 216::103

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