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MitreCVE-2019-7703

HistoryFeb 10, 2019 - 10:29 p.m.

CVE-2019-7703

2019-02-1022:29:00

CWE-416

mitre

web.nvd.nist.gov

binaryen

1.38.22

use-after-free

vulnerability

wasm

wasmbinarybuilder

visitcall

denial-of-service

remote attackers

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.002

Percentile

53.2%

JSON

In Binaryen 1.38.22, there is a use-after-free problem in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp. Remote attackers could leverage this vulnerability to cause a denial-of-service via a wasm file, as demonstrated by wasm-merge.

Affected configurations

Nvd

Node

webassemblybinaryenRange<64

VendorProductVersionCPE
webassemblybinaryen*cpe:2.3:a:webassembly:binaryen:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
webassembly	binaryen	*	cpe:2.3:a:webassembly:binaryen::::::::

References

github.com/WebAssembly/binaryen/issues/1865

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.002

Percentile

53.2%

JSON

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