CVE-2023-22308

An integer underflow vulnerability exists in the vpnserver OvsProcessData functionality of SoftEther VPN 5.01.9674 and 5.02. A specially crafted network packet can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability.

CVSS v3.1

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

CVSS v3.1

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

EPSS

0.73% chance of exploitation in the next 30 days, 52th percentile

Published

2023-10-12

Updated

2024-08-02

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2023-1737

References

• CVE Record
• NVD entry

Related

• CVE-2023-22306
• CVE-2023-22319
• CVE-2023-22299
• CVE-2023-22325
• CVE-2023-22291
• CVE-2023-2233