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CVE Record

CVE-2020-2032: GlobalProtect App: File race condition vulnerability leads to local privilege escalation during upgrade

A race condition vulnerability Palo Alto Networks GlobalProtect app on Windows allows a local limited Windows user to execute programs with SYSTEM privileges. This issue can be exploited only while performing a GlobalProtect app upgrade. This issue affects: GlobalProtect app 5.0 versions earlier than GlobalProtect app 5.0.10 on Windows; GlobalProtect app 5.1 versions earlier than GlobalProtect app 5.1.4 on Windows.

HighCVSS 7Not KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

This flaw lets a limited Windows user gain SYSTEM-level control, but only during a GlobalProtect App upgrade. It is serious for managed endpoint fleets because SYSTEM access can fully compromise a workstation. The timing requirement reduces likelihood compared with always-exposed remote bugs.

Executive priority

Treat this as a high-priority endpoint hygiene issue, not an emergency remote-compromise event. Patch affected Windows GlobalProtect clients through normal managed deployment, with priority for shared workstations and environments with many local users.

Technical view

CVE-2020-2032 is a CWE-367 race condition in Palo Alto Networks GlobalProtect App on Windows. A local low-privileged user could execute programs as SYSTEM during an app upgrade. Affected versions are 5.0 before 5.0.10 and 5.1 before 5.1.4.

Likely exposure

Exposure is limited to Windows endpoints running affected GlobalProtect App 5.0 or 5.1 builds, especially during upgrade activity. Systems already on 5.0.10, 5.1.4, or later are not identified as affected in the provided sources.

Exploitation context

The provided sources do not show active exploitation, and KEV status is false. Exploitation requires local access, low privileges, and a successful race during the GlobalProtect App upgrade process, reflected by CVSS AV:L, AC:H, and PR:L.

Researcher notes

The key constraint is the upgrade window. Validation should focus on version inventory, Windows platform scope, and deployment workflows. The source bundle does not provide exploit details, indicators of compromise, or evidence of exploitation in the wild.

Mitigation direction

  • Upgrade GlobalProtect App 5.0 to 5.0.10 or later on Windows endpoints.
  • Upgrade GlobalProtect App 5.1 to 5.1.4 or later on Windows endpoints.
  • Prioritize endpoints where non-admin users can log in during software upgrades.
  • Check Palo Alto Networks guidance before relying on compensating controls.

Validation and detection

  • Inventory Windows endpoints for GlobalProtect App 5.0 and 5.1 versions.
  • Confirm deployed versions are 5.0.10, 5.1.4, or later.
  • Review endpoint management records for incomplete or failed GlobalProtect upgrades.
  • Verify no affected upgrade packages remain scheduled or staged.
Prepared
Confidence
high
Sources
3

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

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · low confidence lookup

CWE-367: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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description · low confidence lookup

Privilege behavior lookup

The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. 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-2020-2032 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
High
CVSS
7 (3.1)
Known Exploited
No
Published

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

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.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
7CVSS 3.1HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H15.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

7High
CVSS 3.1 vector shape for CVE-2020-2032Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Palo Alto NetworksGlobalProtect App5.1, 5.0Listed
Weakness

CWE details

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

CWE-367 · source CWE mapping

Time-of-check Time-of-use (TOCTOU) Race Condition

Time-of-check Time-of-use (TOCTOU) Race Condition represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.