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CVE-2021-33657

HIGHCVSS 8.8/10EPSS 1.99%

Last modified

CVE-2021-33657 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions. By crafting a malicious .BMP file, an attacker can cause the application using this library to crash, denial of service or Code execution.. EPSS estimates a 1.99% chance of exploitation in the next 30 days.

Description

There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions. By crafting a malicious .BMP file, an attacker can cause the application using this library to crash, denial of service or Code execution.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
1.99%

78.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LibsdlSimple Directmedia Layer>= 2.0.0, <= 2.0.18

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-33657?
There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions. By crafting a malicious .BMP file, an attacker can cause the application using this library to crash, denial of service or Code execution.
How severe is CVE-2021-33657?
CVE-2021-33657 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.99% probability of exploitation in the next 30 days.
How do I fix CVE-2021-33657?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-33657?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST