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.
Wrap or Wraparound
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
talosCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
VendorProductVersion
softethervpn
5.01.9674
softethervpn
5.02
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1737
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1737
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1737