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CVE Record

CVE-2020-25989: Privilege escalation via arbitrary file write in pritunl electron client 1.0.1116.6 through v1.2.2550.20.

Privilege escalation via arbitrary file write in pritunl electron client 1.0.1116.6 through v1.2.2550.20. Successful exploitation of the issue may allow an attacker to execute code on the effected system with root privileges.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2020-25989 is a privilege escalation issue in the Pritunl Electron Client. The public record says affected versions can allow arbitrary file writes, which may let an attacker run code with root privileges on the affected system.

Executive priority

Treat this as high priority where Pritunl Electron Client is deployed, because the stated impact is root-level code execution. Urgency is lower where the client is absent or already updated.

Technical view

The CVE describes arbitrary file write in pritunl-client-electron versions 1.0.1116.6 through v1.2.2550.20. Successful exploitation may permit code execution as root. The provided sources do not include CVSS, CWE mapping, detailed prerequisites, or a named fixed release.

Likely exposure

Exposure is limited to endpoints running the affected Pritunl Electron Client version range. Organizations should focus on developer, administrator, and VPN-user workstations where the client is installed.

Exploitation context

The source bundle does not show CISA KEV listing or cited active exploitation. Public details indicate serious local impact, but evidence is incomplete on attacker prerequisites, exploit reliability, and real-world exploitation.

Researcher notes

The public record is sparse. Validate exact installed versions and fixed-build mapping before reporting closure. Do not assume internet exposure; this appears endpoint-focused from the privilege escalation and arbitrary-write description.

Mitigation direction

  • Identify all installed Pritunl Electron Client versions.
  • Update affected clients using official Pritunl guidance.
  • Prioritize systems used by administrators or privileged users.
  • Review the linked vendor commit for remediation context.
  • Monitor vendor advisories for the fixed release mapping.

Validation and detection

  • Confirm whether versions fall between 1.0.1116.6 and v1.2.2550.20.
  • Verify updated clients include the vendor remediation commit or later fix.
  • Check endpoint management data for remaining vulnerable installations.
  • Review local privilege escalation alerts on affected workstations.
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

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

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.

Open ATT&CK lookup
description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2020-25989 mapping review

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

Open ATT&CK lookup
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
3Source 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.