CVE-2021-42374

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 15-11-2021 10:15

Last modified: - 31-03-2022 06:29

Total changes: - 4

Description

An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed. This can be triggered by any applet/format that

Common Vulnerability Scoring System (CVSS)

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

High

Attack complexity

Local

Attack vector

High

Availability

Low

Confidentiality

None

Integrity

Low

Privileges required

Unchanged

Scope

None

User interaction

5.3

Base score

1.0

4.2

Exploitability score

Impact score

Verification logic

vendor=busybox AND product=busybox AND versionEndIncluding=1.33.1 AND versionStartIncluding=1.27.0

vendor=fedoraproject AND product=fedora AND version=33

vendor=fedoraproject AND product=fedora AND version=34

vendor=netapp AND product=cloud_backup AND version=-

vendor=netapp AND product=hci_management_node AND version=-

vendor=netapp AND product=solidfire AND version=-

AND

vendor=netapp AND product=h300s_firmware AND version=-

vendor=netapp AND product=h300s AND version=-

AND

vendor=netapp AND product=h500s_firmware AND version=-

vendor=netapp AND product=h500s AND version=-

AND

vendor=netapp AND product=h700s_firmware AND version=-

vendor=netapp AND product=h700s AND version=-

AND

vendor=netapp AND product=h300e_firmware AND version=-

vendor=netapp AND product=h300e AND version=-

AND

vendor=netapp AND product=h500e_firmware AND version=-

vendor=netapp AND product=h500e AND version=-

AND

vendor=netapp AND product=h700e_firmware AND version=-

vendor=netapp AND product=h700e AND version=-

AND

vendor=netapp AND product=h410s_firmware AND version=-

vendor=netapp AND product=h410s AND version=-

Reference

N/A-Exploit, Third Party Advisory
FEDORA-2021-c52c0fe490-Mailing List, Third Party Advisory
FEDORA-2021-5a95823596-Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20211223-0002/

Keywords

CVE-2021-42374

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-42374

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures