HOMEVULNERABILITIESCVE-2020-13493
HIGH

CVE-2020-13493

CWE-122Published: December 2, 2020· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

A heap overflow vulnerability exists in Pixar OpenUSD 20.05 when the software parses compressed sections in binary USD files. A specially crafted USDC file format path jumps decompression heap overflow in a way path jumps are processed. To trigger this vulnerability, the victim needs to open an attacker-provided malformed file.

NVD Source

Technical Analysis

CVE-2020-13493 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

Apple1 product(s)
macos
pixar1 product(s)
openusd
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://talosintelligence.com/vulnerability_reports/TALOS-2020-1094
ADVISORYhttps://talosintelligence.com/vulnerability_reports/TALOS-2020-1094

All References (2)

→
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1094Exploit · Technical Description · Third Party Advisory
→
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1094Exploit · Technical Description · Third Party Advisory

Quick Facts

CVE IDCVE-2020-13493
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-122
CISA KEVNo
Affected2 vendor(s)
PublishedDec 2, 2020

Related CVEs (CWE-122)

CVE-2026-46752
10.0
CVE-2021-21940
10.0
CVE-2026-24822
10.0
CVE-2025-23123
10.0
CVE-2022-34819
10.0
CVE-2021-25387
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-13493 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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