Vulnerability identifier: #VU10020
Vulnerability risk: Low
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-400
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
SoftEther VPN
Server applications /
Remote access servers, VPN
Vendor: SoftEther VPN Project
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists due to memory leak in NnReadDnsRecord. A remote attacker can trigger excessive memory exhaustion and cause the running server process to crash.
Mitigation
Update to version 4.25 Build 9656.
Vulnerable software versions
SoftEther VPN: 4.03 - 4.25
External links
http://www.softether.org/5-download/history
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.