CVE-2023-47267

9.8 criticalEPSS 0.8%

Critical (9.8) in thegreenbow thegreenbow vpn client. EPSS 0.8% chance of exploitation in the next 30 days.

An issue discovered in TheGreenBow Windows Enterprise Certified VPN Client 6.52, Windows Standard VPN Client 6.87, and Windows Enterprise VPN Client 6.87 allows attackers to gain escalated privileges via crafted changes to memory mapped file.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 54% of CVEs (scores of 2026-10-31)
CWE: CWE-269
Published: 2023-12-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

thegreenbow:thegreenbow_vpn_client

References

https://www.thegreenbow.com/en/support/security-alerts/#deeplink-16093
https://www.thegreenbow.com/en/support/security-alerts/#deeplink-16093

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