Description
TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. This is due to the fact that TightVNC runs in the backend as a high-privileges account.
Published: 2023-04-12
Score: 9 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-31566 TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. This is due to the fact that TightVNC runs in the backend as a high-privileges account.
History

Sat, 08 Feb 2025 03:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Tightvnc Tightvnc
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-02-08T02:40:24.901Z

Reserved: 2023-03-05T00:00:00.000Z

Link: CVE-2023-27830

cve-icon Vulnrichment

Updated: 2024-08-02T12:23:29.465Z

cve-icon NVD

Status : Modified

Published: 2023-04-12T15:15:12.830

Modified: 2025-02-08T03:15:10.200

Link: CVE-2023-27830

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses