CVE-2023-41913
strongswan - security update
9.8
CRITICAL
CVSS 3.1
EPSS 2.3%
Description
strongSwan before 5.9.12 has a buffer overflow and possible unauthenticated remote code execution via a DH public value that exceeds the internal buffer in charon-tkm's DH proxy. The earliest affected version is 5.3.0. An attack can occur via a crafted IKE_SA_INIT message.
How to fix CVE-2023-41913
To remediate CVE-2023-41913, upgrade the affected package to a fixed version below.
- Alpine/strongswan—upgrade to 5.9.12-r0 or later
Is CVE-2023-41913 being exploited?
Low — EPSS is 2.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 5.3.0, < 5.9.12-r0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |