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MitreCVE-2021-45929

HistoryJan 01, 2022 - 12:15 a.m.

CVE-2021-45929

2022-01-0100:15:08

CWE-787

mitre

web.nvd.nist.gov

cve-2021-45929

wasm3

out-of-bounds write

compileblock

compileelseblock

compile_if

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

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

37.3%

JSON

Wasm3 0.5.0 has an out-of-bounds write in CompileBlock (called from CompileElseBlock and Compile_If).

Affected configurations

Nvd

Node

wasm3_projectwasm3Match0.5.0

VendorProductVersionCPE
wasm3_projectwasm30.5.0cpe:2.3:a:wasm3_project:wasm3:0.5.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
wasm3_project	wasm3	0.5.0	cpe:2.3:a:wasm3_project:wasm3:0.5.0:::::::*

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=36551

github.com/google/oss-fuzz-vulns/blob/main/vulns/wasm3/OSV-2021-1061.yaml

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

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

37.3%

JSON

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