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Vulnerability Details :

CVE-2021-42384

Summary
Assigner-JFROG
Assigner Org ID-48a46f29-ae42-4e1d-90dd-c1676c1e5e6d
Published At-15 Nov, 2021 | 00:00
Updated At-03 Nov, 2025 | 20:34
Rejected At-
Credits

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the handle_special function

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:JFROG
Assigner Org ID:48a46f29-ae42-4e1d-90dd-c1676c1e5e6d
Published At:15 Nov, 2021 | 00:00
Updated At:03 Nov, 2025 | 20:34
Rejected At:
▼CVE Numbering Authority (CNA)

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the handle_special function

Affected Products
Vendor
busybox
Product
busybox
Versions
Affected
  • From unspecified before 1.34.0 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-416CWE-416
Type: CWE
CWE ID: CWE-416
Description: CWE-416
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/
vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/
vendor-advisory
https://security.netapp.com/advisory/ntap-20211223-0002/
N/A
https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog
N/A
Hyperlink: https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/
Resource:
vendor-advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/
Resource:
vendor-advisory
Hyperlink: https://security.netapp.com/advisory/ntap-20211223-0002/
Resource: N/A
Hyperlink: https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/
vendor-advisory
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/
vendor-advisory
x_transferred
https://security.netapp.com/advisory/ntap-20211223-0002/
x_transferred
https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog
x_transferred
https://lists.debian.org/debian-lts-announce/2025/01/msg00012.html
N/A
Hyperlink: https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
Resource:
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/
Resource:
vendor-advisory
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/
Resource:
vendor-advisory
x_transferred
Hyperlink: https://security.netapp.com/advisory/ntap-20211223-0002/
Resource:
x_transferred
Hyperlink: https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog
Resource:
x_transferred
Hyperlink: https://lists.debian.org/debian-lts-announce/2025/01/msg00012.html
Resource: N/A
2. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
3.17.2HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 7.2
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:reefs@jfrog.com
Published At:15 Nov, 2021 | 21:15
Updated At:03 Nov, 2025 | 21:15

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the handle_special function

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.2HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Secondary3.17.2HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Primary2.06.5MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 7.2
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 7.2
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.5
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:S/C:P/I:P/A:P
CPE Matches
busybox
busybox
>>busybox>>Versions from 1.18.0(inclusive) to 1.33.1(inclusive)
cpe:2.3:a:busybox:busybox:*:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>33
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-416Secondaryreefs@jfrog.com
CWE-416Primarynvd@nist.gov
CWE ID: CWE-416
Type: Secondary
Source: reefs@jfrog.com
CWE ID: CWE-416
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrogreefs@jfrog.com
N/A
https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/reefs@jfrog.com
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/reefs@jfrog.com
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/reefs@jfrog.com
N/A
https://security.netapp.com/advisory/ntap-20211223-0002/reefs@jfrog.com
Third Party Advisory
https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrogaf854a3a-2127-422b-91ae-364da2661108
N/A
https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/01/msg00012.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/af854a3a-2127-422b-91ae-364da2661108
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/af854a3a-2127-422b-91ae-364da2661108
N/A
https://security.netapp.com/advisory/ntap-20211223-0002/af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Hyperlink: https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog
Source: reefs@jfrog.com
Resource: N/A
Hyperlink: https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
Source: reefs@jfrog.com
Resource:
Third Party Advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/
Source: reefs@jfrog.com
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/
Source: reefs@jfrog.com
Resource: N/A
Hyperlink: https://security.netapp.com/advisory/ntap-20211223-0002/
Source: reefs@jfrog.com
Resource:
Third Party Advisory
Hyperlink: https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory
Hyperlink: https://lists.debian.org/debian-lts-announce/2025/01/msg00012.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://security.netapp.com/advisory/ntap-20211223-0002/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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