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Vulnerability Details :

CVE-2021-3403

Assigner-redhat

Assigner Org ID-53f830b8-0a3f-465b-8143-3b8a9948e749

Published At-04 Mar, 2021 | 21:10

Updated At-03 Aug, 2024 | 16:53

In ytnef 1.9.3, the TNEFSubjectHandler function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a double free which can be triggered via a crafted file.

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:redhat

Assigner Org ID:53f830b8-0a3f-465b-8143-3b8a9948e749

Published At:04 Mar, 2021 | 21:10

Updated At:03 Aug, 2024 | 16:53

▼CVE Numbering Authority (CNA)

Affected Products

Vendor

n/a

Product

ytnef

Versions

Affected

All versions

Problem Types

Type	CWE ID	Description
CWE	CWE-416	CWE-416

Type: CWE

CWE ID: CWE-416

Description: CWE-416

References

Hyperlink	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1926967	x_refsource_MISC
https://github.com/Yeraze/ytnef/issues/85	x_refsource_MISC

Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=1926967

Resource:

x_refsource_MISC

Hyperlink: https://github.com/Yeraze/ytnef/issues/85

Resource:

x_refsource_MISC

▼Authorized Data Publishers (ADP)

CVE Program Container

References

Hyperlink	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1926967	x_refsource_MISC x_transferred
https://github.com/Yeraze/ytnef/issues/85	x_refsource_MISC x_transferred

Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=1926967

Resource:

x_refsource_MISC

x_transferred

Hyperlink: https://github.com/Yeraze/ytnef/issues/85

Resource:

x_refsource_MISC

x_transferred

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:secalert@redhat.com

Published At:04 Mar, 2021 | 22:15

Updated At:25 Apr, 2022 | 20:17

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.1	7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary	2.0	6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P

Type: Primary

Version: 3.1

Base score: 7.8

Base severity: HIGH

Vector:

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

Type: Primary

Version: 2.0

Base score: 6.8

Base severity: MEDIUM

Vector:

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

CPE Matches

ytnef_project>>ytnef>>1.9.3

cpe:2.3:a:ytnef_project:ytnef:1.9.3:*:*:*:*:*:*:*

Red Hat, Inc.

>>enterprise_linux>>7.0

cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

Fedora Project

>>fedora>>33

cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-415	Primary	nvd@nist.gov
CWE-416	Secondary	secalert@redhat.com

CWE ID: CWE-415

Type: Primary

Source: nvd@nist.gov

CWE ID: CWE-416

Type: Secondary

Source: secalert@redhat.com

References

Hyperlink	Source	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1926967	secalert@redhat.com	Issue Tracking Third Party Advisory
https://github.com/Yeraze/ytnef/issues/85	secalert@redhat.com	Exploit Issue Tracking Third Party Advisory

Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=1926967

Source: secalert@redhat.com

Resource:

Issue Tracking

Third Party Advisory

Hyperlink: https://github.com/Yeraze/ytnef/issues/85

Source: secalert@redhat.com

Resource:

Exploit

Issue Tracking

Third Party Advisory

CVE-2021-3403

Credits

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Stakeholder-Specific Vulnerability Categorization (SSVC)

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Change History

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