CVE Vulnerability

CVE-2021-42203

An issue was discovered in swftools through 20201222. A heap-use-after-free exists in the function swf_FontExtract_DefineTextCallback() located in swftext.c. It allows an attacker to cause code execution.

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/matthiaskramm/swftools/issues/176 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:swftools:swftools:*:*:*:*:*:*:*:*
Information

Published : 2022-06-02 02:15

Updated : 2022-06-08 06:34

NVD link : CVE-2021-42203

Mitre link : CVE-2021-42203

Products Affected
No products.
CWE
CWE-416