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MitreCVE-2020-36443

HistoryAug 08, 2021 - 6:15 a.m.

CVE-2020-36443

2021-08-0806:15:07

CWE-908

mitre

web.nvd.nist.gov

cve-2020-36443

libp2p-deflate

rust

uninitialized buffer

asyncread

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

61.8%

JSON

An issue was discovered in the libp2p-deflate crate before 0.27.1 for Rust. An uninitialized buffer is passed to AsyncRead::poll_read(), which is a user-provided trait function.

Affected configurations

Nvd

Node

libp2plibp2p-deflateRange<0.27.1rust

VendorProductVersionCPE
libp2plibp2p-deflate*cpe:2.3:a:libp2p:libp2p-deflate:*:*:*:*:*:rust:*:*

Vendor	Product	Version	CPE
libp2p	libp2p-deflate	*	cpe:2.3:a:libp2p:libp2p-deflate::::::rust::*

References

raw.githubusercontent.com/rustsec/advisory-db/main/crates/libp2p-deflate/RUSTSEC-2020-0123.md

rustsec.org/advisories/RUSTSEC-2020-0123.html

Social References

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

61.8%

JSON

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