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CVE-2023-27516

Published: Oct 12, 2023Updated: Nov 21, 2024 Sources: CVE List NVDCWE-453
NVD MITRE
7.3CVSSHIGH
EPSS Score
0.5%
Top 59.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An authentication bypass vulnerability exists in the CiRpcAccepted() functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:NS:UC:HI:LA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-453CWE-1188

Affected Products

vpnsoftether
On-prem
Networking Infrastructure / vpn-gateway
SoftEther VPNSoftEther VPN
Mixed
Networking Infrastructure / vpn-gateway
softetheross-projectNetworking Infrastructureaka softether vpn, softether vpn server
softether vpnoss-projectJPNetworking Infrastructureaka softether

Exploitability

Official Patch Available

References

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754
talosintelligence.com
https://www.softether.org/9-about/News/904-SEVPN202301
softether.org
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1754
talosintelligence.com

Timeline

Published
Oct 12, 2023
Last Updated
Nov 21, 2024

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