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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.
| Reporter | Title | Published | Views | Family All 75 |
|---|---|---|---|---|
 | strongSwan -- vulnerability in charon-tkm | 20 Nov 202300:00 | – | freebsd |
 | CVE-2023-41913 | 7 Dec 202300:00 | – | alpinelinux |
 | Astra Linux - уязвимость в strongswan | 20 May 202605:53 | – | astralinux |
 | CVE-2023-41913 affecting package strongswan for versions less than 5.9.10-3 | 18 Dec 202317:39 | – | cbl_mariner |
| CVE-2023-41913 affecting package strongswan for versions less than 5.9.12-1 | 17 May 202421:38 | – | cbl_mariner |
 | CVE-2023-41913 | 30 Dec 202311:06 | – | circl |
 | strongSwan Security Vulnerabilities | 21 Nov 202300:00 | – | cnnvd |
 | CVE-2023-41913 | 7 Dec 202300:00 | – | cve |
 | CVE-2023-41913 | 7 Dec 202300:00 | – | cvelist |
 | [SECURITY] [DLA 3663-1] strongswan security update | 24 Nov 202315:45 | – | debian |
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18 Feb 2026 10:06Current
9.4High risk
Vulners AI Score9.4
CVSS 3.19.8
EPSS0.05456
SSVC