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nvd[email protected]NVD:CVE-2020-18382
HistoryAug 22, 2023 - 7:15 p.m.

CVE-2020-18382

2023-08-2219:15:55
CWE-787
web.nvd.nist.gov
5
heap buffer overflow
wasm input
segmentation fault
denial of service
wasm-opt

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

0.001

Percentile

27.8%

Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.

Affected configurations

Nvd
Node
webassemblybinaryenMatch1.38.26
VendorProductVersionCPE
webassemblybinaryen1.38.26cpe:2.3:a:webassembly:binaryen:1.38.26:*:*:*:*:*:*:*

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

0.001

Percentile

27.8%

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