HOMEVULNERABILITIESCVE-2020-13524
MEDIUM

CVE-2020-13524

CWE-119Published: December 3, 2020· Updated: Jun 17, 2026

5.5
CVSS v3.1

Official Description

An out-of-bounds memory corruption vulnerability exists in the way Pixar OpenUSD 20.05 uses SPECS data from binary USD files. A specially crafted malformed file can trigger an out-of-bounds memory access and modification which results in memory corruption. To trigger this vulnerability, the victim needs to access an attacker-provided malformed file.

NVD Source

Technical Analysis

CVE-2020-13524 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 availability disruption (denial of service), with a CVSS base score of 5.5.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

Apple2 product(s)
mac os xmacos
pixar1 product(s)
openusd
Source: NVD CPE · 5 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

ADVISORYhttp://seclists.org/fulldisclosure/2020/Dec/26
ADVISORYhttp://seclists.org/fulldisclosure/2020/Dec/32
ADVISORYhttps://support.apple.com/kb/HT212011
ADVISORYhttps://talosintelligence.com/vulnerability_reports/TALOS-2020-1125
ADVISORYhttp://seclists.org/fulldisclosure/2020/Dec/26
ADVISORYhttp://seclists.org/fulldisclosure/2020/Dec/32
ADVISORYhttps://support.apple.com/kb/HT212011
ADVISORYhttps://talosintelligence.com/vulnerability_reports/TALOS-2020-1125

All References (8)

→
http://seclists.org/fulldisclosure/2020/Dec/26Mailing List · Third Party Advisory
→
http://seclists.org/fulldisclosure/2020/Dec/32Mailing List · Third Party Advisory
→
https://support.apple.com/kb/HT212011Third Party Advisory
→
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1125Exploit · Third Party Advisory
→
http://seclists.org/fulldisclosure/2020/Dec/26Mailing List · Third Party Advisory
→
http://seclists.org/fulldisclosure/2020/Dec/32Mailing List · Third Party Advisory
→
https://support.apple.com/kb/HT212011Third Party Advisory
→
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1125Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2020-13524
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-119
CISA KEVNo
Affected2 vendor(s)
PublishedDec 3, 2020

Related CVEs (CWE-119)

CVE-2007-5082
10.0
CVE-2008-0532
10.0
CVE-2008-1910
10.0
CVE-2005-1812
10.0
CVE-2008-2214
10.0
CVE-2011-3493
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-13524 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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