VulnerabilityModified
CVE-2020-13531
A use-after-free vulnerability exists in a way Pixar OpenUSD 20.08 processes reference paths textual USD files.
HIGH 8.8EPSS 2.80%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A use-after-free vulnerability exists in a way Pixar OpenUSD 20.08 processes reference paths textual USD files. A specially crafted file can trigger the reuse of a freed memory which can result in further memory corruption and arbitrary code execution. To trigger this vulnerability, the victim needs to open an attacker-provided malformed file.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.80% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- pixar/openusd
- Source
- talos-cna@cisco.com
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1145Exploit, Technical Description, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1145Exploit, Technical Description, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.