CVE-2021-38185

2021-08-0920:19:57

redhat.com

access.redhat.com

cpio

integer overflow

out-of-bounds heap write

arbitrary code execution

data confidentiality

integrity

system availability

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.003

Percentile

65.1%

JSON

A flaw was found in cpio. An integer overflow that triggers an out-of-bounds heap write can allow an attacker to execute arbitrary code via a crafted pattern file. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.