CVE-2020-13494

MEDIUMCVSS 5.5/10EPSS 1.16%

Last modified

CVE-2020-13494 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A heap overflow vulnerability exists in the Pixar OpenUSD 20.05 parsing of compressed string tokens in binary USD files. A specially crafted malformed file can trigger a heap overflow which can result in out of bounds memory access which could lead to information disclosure. EPSS estimates a 1.16% chance of exploitation in the next 30 days.

Description

A heap overflow vulnerability exists in the Pixar OpenUSD 20.05 parsing of compressed string tokens in binary USD files. A specially crafted malformed file can trigger a heap overflow which can result in out of bounds memory access which could lead to information disclosure. This vulnerability could be used to bypass mitigations and aid further exploitation. To trigger this vulnerability, victim needs to access an attacker-provided malformed file.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
1.16%

63.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
PixarOpenusd20.05

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-13494?
A heap overflow vulnerability exists in the Pixar OpenUSD 20.05 parsing of compressed string tokens in binary USD files. A specially crafted malformed file can trigger a heap overflow which can result in out of bounds memory access which could lead to information disclosure. This vulnerability could be used to bypass mitigations and aid further exploitation. To trigger this vulnerability, victim needs to access an attacker-provided malformed file.
How severe is CVE-2020-13494?
CVE-2020-13494 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.
How do I fix CVE-2020-13494?
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-2020-13494?

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

Scan your code now

Source: NVD / NIST