CVE-2020-13520: Buffer Overflow

Published Sep 16, 2020
·
Updated

Model I/O. An out-of-bounds write issue was addressed with improved bounds checking.

Other sources

An out of bounds memory corruption vulnerability exists in the way Pixar OpenUSD 20.05 reconstructs paths from binary USD files. A specially crafted malformed file can trigger an out of bounds memory modification which can result in remote code execution. To trigger this vulnerability, victim needs to access an attacker-provided malformed file.

Credit

Aleksandar Nikolic(Cisco Talos), Aleksandar Nikolic(Cisco Talos), Aleksandar Nikolic(Cisco Talos)

Affected Software

9 affected componentsFixes available
Apple macOS Big Sur<11.1
11.1
Apple Catalina
macOS Mojave
macOS Catalina<10.15.7
10.15.7
macOS High Sierra
Pixar OpenUSD=20.05
macOS<11.1
Apple iOS and iPadOS<14.0
14.0
Apple iOS, iPadOS, and macOS<14.0
14.0

Event History

Dec 11, 2020
CVE Published
via MITRE·03:25 AM
Data Sourced
via MITRE·03:25 AM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2020-13520?

CVE-2020-13520 is a vulnerability in Model I/O that allows for an out-of-bounds write issue.

2

How does CVE-2020-13520 affect macOS Catalina?

CVE-2020-13520 affects macOS Catalina versions up to exclusive 10.15.7.

3

How does CVE-2020-13520 affect macOS Big Sur?

CVE-2020-13520 affects macOS Big Sur versions up to exclusive 11.1.

4

How does CVE-2020-13520 affect iOS?

CVE-2020-13520 affects iOS versions up to exclusive 14.0.

5

How can I fix CVE-2020-13520?

To fix CVE-2020-13520, update your affected software to the recommended versions provided by Apple.

Contact

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