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GHSA-qxrv-gp6x-rc23

MediumCVSS 5.3 / 10

Published Jul 22, 2024·Last modified Sep 11, 2024

Affected Components(0)

No affected components available

Description

Impact

What kind of vulnerability is it? Who is impacted?

A vulnerability discovered in the ImageSharp library, where the processing of specially crafted files can lead to excessive memory usage in the Gif decoder. The vulnerability is triggered when ImageSharp attempts to process image files that are designed to exploit this flaw.

Patches

Has the problem been patched? What versions should users upgrade to?

The problem has been patched. All users are advised to upgrade to v3.1.5 or v2.1.9.

Workarounds

Is there a way for users to fix or remediate the vulnerability without upgrading?

Before calling Image.Decode(Async), use Image.Identify to determine the image dimensions in order to enforce a limit.

References

Are there any links users can visit to find out more?

https://github.com/SixLabors/ImageSharp/pull/2759
https://github.com/SixLabors/ImageSharp/pull/2764
https://github.com/SixLabors/ImageSharp/pull/2770
ImageSharp: Security Considerations
ImageSharp.Web: Securing Processing Commands

Risk Scores

Base Score

5.3

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a low impact on the availability of the system.

Threat Intelligence

4.9

Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.

EPSS

0.77%

The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.

Exploit

Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

Browse More

Medium severity

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