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CVE-2023-6349

Webmproject Libvpx buffer overflow

7.5 HIGHPublic exploitEPSS 0.36%
  1. Published27 May 2024

Description

A heap overflow vulnerability exists in libvpx - Encoding a frame that has larger dimensions than the originally configured size with VP9 may result in a heap overflow in libvpx. We recommend upgrading to version 1.13.1 or above

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Webmproject Libvpx< 1.13.1

Remediation

Fixed in
Webmproject Libvpx≥ 1.13.1

References

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Frequently asked

Is CVE-2023-6349 being actively exploited?

CVE-2023-6349 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.36%.

How severe is CVE-2023-6349?

CVE-2023-6349 has a CVSS 3.1 base score of 7.5, rated high. EPSS estimates a 0.36% probability of exploitation.

Which products are affected by CVE-2023-6349?

Affected products include Webmproject Libvpx.

How do I fix CVE-2023-6349?

Upgrade affected software to a fixed version, for example Webmproject Libvpx 1.13.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-6349 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.