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CVE-2021-3185

CRITICALCVSS 9.8/10EPSS 2.38%

Last modified

CVE-2021-3185 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A flaw was found in the gstreamer h264 component of gst-plugins-bad before v1.18.1 where when parsing a h264 header, an attacker could cause the stack to be smashed, memory corruption and possibly code execution.. EPSS estimates a 2.38% chance of exploitation in the next 30 days.

Description

A flaw was found in the gstreamer h264 component of gst-plugins-bad before v1.18.1 where when parsing a h264 header, an attacker could cause the stack to be smashed, memory corruption and possibly code execution.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
2.38%

81.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FreedesktopGst-Plugins-Bad< 1.18.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-3185?
A flaw was found in the gstreamer h264 component of gst-plugins-bad before v1.18.1 where when parsing a h264 header, an attacker could cause the stack to be smashed, memory corruption and possibly code execution.
How severe is CVE-2021-3185?
CVE-2021-3185 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.38% probability of exploitation in the next 30 days.
How do I fix CVE-2021-3185?
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-2021-3185?

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

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Source: NVD / NIST