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RustsecRUSTSEC-2019-0035

HistoryApr 19, 2019 - 12:00 p.m.

Unaligned memory access

2019-04-1912:00:00

rustsec.org

memory access

crate

alignment

integer slices

undefined behavior

ralf jung

diggory hardy

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

EPSS

0.002

Percentile

60.7%

JSON

Affected versions of this crate violated alignment when casting byte slices to
integer slices, resulting in undefined behavior.

The flaw was corrected by Ralf Jung and Diggory Hardy.

Affected configurations

Vulners

Node

rand_core_projectrand_coreRange<0.3.1rust

rand_core_projectrand_coreRange0.4.0-0≥rust

rand_core_projectrand_coreRange<0.4.2rust

VendorProductVersionCPE
rand_core_projectrand_core*cpe:2.3:a:rand_core_project:rand_core:*:*:*:*:*:rust:*:*

Vendor	Product	Version	CPE
rand_core_project	rand_core	*	cpe:2.3:a:rand_core_project:rand_core::::::rust::*

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

EPSS

0.002

Percentile

60.7%

JSON

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