CVE-2021-4021

2022-02-2400:00:00

ubuntu.com

radare2

vulnerability

resource consumption

dos

elf64

mips architecture

unix

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

36.7%

JSON

A vulnerability was found in Radare2 in versions prior to 5.6.2, 5.6.0,
5.5.4 and 5.5.2. Mapping a huge section filled with zeros of an ELF64
binary for MIPS architecture can lead to uncontrolled resource consumption
and DoS.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchradare2< anyUNKNOWN
ubuntu20.04noarchradare2< anyUNKNOWN
ubuntu24.04noarchradare2< anyUNKNOWN
ubuntu16.04noarchradare2< anyUNKNOWN