Heap Buffer Overflow in swftools Affects Popular Software Package
CVE-2021-39579

7.8HIGH

Key Information:

Vendor

Swftools

Status
Swftools
Vendor
CVE Published:
20 September 2021

What is CVE-2021-39579?

A heap buffer overflow vulnerability has been identified in swftools version 20200710, specifically within the string_hash() function located in the file q.c. This vulnerability can be exploited by an attacker to execute arbitrary code, posing significant security risks to users relying on this software package.

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References

https://github.com/matthiaskramm/swftools/issues/125
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

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