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CVE Record

CVE-2021-32238: Epic Games / Psyonix Rocket League <=1.95 is affected by Buffer Overflow.

Epic Games / Psyonix Rocket League <=1.95 is affected by Buffer Overflow. Stack-based buffer overflow occurs when Rocket League handles UPK object files that can result in code execution and denial of service scenario.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

CVE-2021-32238 describes a stack-based buffer overflow in Rocket League version 1.95 and earlier when handling UPK object files. The stated impact is possible code execution and denial of service. The bundle does not provide CVSS scoring, a vendor patch statement, or evidence of active exploitation.

Executive priority

Prioritize this where Rocket League exists on managed or privileged endpoints. The business risk is not broad enterprise exposure, but a game client flaw with possible code execution if vulnerable clients process malicious content.

Technical view

The reported flaw is a stack-based buffer overflow in Rocket League UPK object file handling. The source description says crafted UPK object processing can lead to code execution or denial of service. No CWE, CVSS vector, patch version, or detailed affected CPE data is provided in the bundle.

Likely exposure

Exposure appears limited to endpoints running Rocket League 1.95 or earlier that process UPK object files, especially untrusted or custom content. The bundle does not identify servers, enterprise software, or broader platform components as affected.

Exploitation context

The sources state potential code execution and denial of service, but the bundle does not show active exploitation, public weaponization, or CISA KEV listing. Treat exploitation status as unconfirmed.

Researcher notes

The record lacks CVSS, CWE, CPE, patch details, and exploit-status evidence. Analysis should stay tied to Rocket League <=1.95 and UPK object file parsing unless additional vendor or advisory evidence is obtained.

Mitigation direction

  • Check Epic Games or Psyonix guidance for fixed versions or supported remediation.
  • Update Rocket League clients beyond version 1.95 where vendor-supported updates are available.
  • Avoid opening or distributing untrusted UPK object files.
  • Remove untrusted custom UPK content from managed endpoints.
  • Limit Rocket League use on security-sensitive workstations.

Validation and detection

  • Inventory managed endpoints for Rocket League version 1.95 or earlier.
  • Confirm whether UPK custom content is present or user-writable.
  • Review endpoint telemetry for Rocket League crashes linked to UPK file handling.
  • Check vulnerability management tools for CVE-2021-32238 coverage.
  • Document any compensating controls for endpoints that cannot be updated.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2021-32238 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.