CVE Vulnerability

CVE-2021-3403

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.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/Yeraze/ytnef/issues/85 Exploit Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1926967 Issue Tracking Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:ytnef_project:ytnef:1.9.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Information

Published : 2021-03-04 10:15

Updated : 2022-04-25 08:17

NVD link : CVE-2021-3403

Mitre link : CVE-2021-3403

Products Affected
No products.
CWE
CWE-415