Heap Buffer Overflow in SwfTools by Matthias Kramm
CVE-2021-42201

7.8HIGH

Key Information:

Vendor

Swftools

Status
Swftools
Vendor
CVE Published:
2 June 2022

What is CVE-2021-42201?

A vulnerability exists in SwfTools versions up to 20201222, specifically in the swf_GetD64() function within rfxswf.c. This heap buffer overflow can be exploited by an attacker, potentially leading to unauthorized code execution. Users of SwfTools should take immediate action to mitigate risks associated with this vulnerability.

References

https://github.com/matthiaskramm/swftools/issues/175
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.