CVE-2021-29922

2021-08-1014:10:29

redhat.com

access.redhat.com

rust

ip address

access controls

data confidentiality

data integrity

vulnerability

mitigation

red hat product security

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.005

Percentile

76.3%

JSON

A flaw was found in rust. Extraneous zero characters at the beginning of an IP address string are not properly considered which can allow an attacker to bypass IP-based access controls. The highest threat from this vulnerability is to data confidentiality and integrity.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.