CVE-2023-25774 — HIGH (7.5)

Vulnerability Description

A denial-of-service vulnerability exists in the vpnserver ConnectionAccept() functionality of SoftEther VPN 5.02. A set of specially crafted network connections can lead to denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Softether	Vpn	5.02

Related Weaknesses (CWE)

CWE-400

References

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1743

FAQ

What is CVE-2023-25774?

CVE-2023-25774 is a vulnerability with a CVSS score of 7.5 (HIGH). A denial-of-service vulnerability exists in the vpnserver ConnectionAccept() functionality of SoftEther VPN 5.02. A set of specially crafted network connections can lead to denial of service. An attac...

How severe is CVE-2023-25774?

CVE-2023-25774 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-25774?

Check the references section above for vendor advisories and patch information. Affected products include: Softether Vpn.