What is the severity of CVE-2021-39589?

CVE-2021-39589 has a severity rating that suggests it can lead to Denial of Service.

How do I fix CVE-2021-39589?

To fix CVE-2021-39589, update your version of SWFTools to a release later than 2020-07-10.

What is the impact of CVE-2021-39589?

The impact of CVE-2021-39589 is primarily a Denial of Service, causing the application to crash.

In which software is CVE-2021-39589 found?

CVE-2021-39589 is found in SWFTools versions up to and including 2020-07-10.

How can an attacker exploit CVE-2021-39589?

An attacker can exploit CVE-2021-39589 by triggering a NULL pointer dereference in the parse_metadata() function.

Vulnerability/
CVE-2021-39589

medium

5.5

CWE

476

20/9/2021

4/8/2024

CVE-2021-39589: Null Pointer Dereference

First published: Mon Sep 20 2021(Updated: )

An issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function parse_metadata() located in abc.c. It allows an attacker to cause Denial of Service.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
SWFTools	<=2020-07-10

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Reference Links

https://github.com/matthiaskramm/swftools/issues/132

Frequently Asked Questions

What is the severity of CVE-2021-39589?
CVE-2021-39589 has a severity rating that suggests it can lead to Denial of Service.
How do I fix CVE-2021-39589?
To fix CVE-2021-39589, update your version of SWFTools to a release later than 2020-07-10.
What is the impact of CVE-2021-39589?
The impact of CVE-2021-39589 is primarily a Denial of Service, causing the application to crash.
In which software is CVE-2021-39589 found?
CVE-2021-39589 is found in SWFTools versions up to and including 2020-07-10.
How can an attacker exploit CVE-2021-39589?
An attacker can exploit CVE-2021-39589 by triggering a NULL pointer dereference in the parse_metadata() function.

agent/type
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/severity
agent/references
agent/author
agent/last-modified-date
agent/weakness
agent/first-publish-date
agent/event
agent/description
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/swftools
canonical/swftools
version/swftools/2020-07-10

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Frequently Asked Questions

What is the severity of CVE-2021-39589?
CVE-2021-39589 has a severity rating that suggests it can lead to Denial of Service.
How do I fix CVE-2021-39589?
To fix CVE-2021-39589, update your version of SWFTools to a release later than 2020-07-10.
What is the impact of CVE-2021-39589?
The impact of CVE-2021-39589 is primarily a Denial of Service, causing the application to crash.
In which software is CVE-2021-39589 found?
CVE-2021-39589 is found in SWFTools versions up to and including 2020-07-10.
How can an attacker exploit CVE-2021-39589?
An attacker can exploit CVE-2021-39589 by triggering a NULL pointer dereference in the parse_metadata() function.