CVE-2023-41913

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.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 90%
Affected Products (NVD)
VendorProductVersion
strongswanstrongswan
5.3.0 ≤
𝑥
< 5.9.12
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
strongswan
bookworm
5.9.8-5+deb12u1
fixed
bookworm (security)
5.9.8-5+deb12u1
fixed
bullseye
5.9.1-1+deb11u4
fixed
bullseye (security)
5.9.1-1+deb11u4
fixed
sid
5.9.13-2
fixed
trixie
5.9.13-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
strongswan
bionic
Fixed 5.6.2-1ubuntu2.9+esm1
released
focal
Fixed 5.8.2-1ubuntu3.6
released
jammy
Fixed 5.9.5-2ubuntu2.2
released
lunar
Fixed 5.9.8-3ubuntu4.1
released
mantic
Fixed 5.9.11-1ubuntu1.1
released
trusty
not-affected
xenial
Fixed 5.3.5-1ubuntu3.8+esm4
released
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
strongswan
suse enterprise desktop 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise desktop 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise desktop 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise desktop 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise sap 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise sap 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise sap 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise sap 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise server 15 SP1
5.8.2-150000.4.23.2
fixed
suse enterprise server 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise server 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise server 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise server 15 SP7
5.9.14-150700.1.42
fixed
strongswan-doc
suse enterprise desktop 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise desktop 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise desktop 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise desktop 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise sap 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise sap 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise sap 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise sap 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise server 15 SP1
5.8.2-150000.4.23.2
fixed
suse enterprise server 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise server 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise server 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise server 15 SP7
5.9.14-150700.1.42
fixed
strongswan-hmac
suse enterprise desktop 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise desktop 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise desktop 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise desktop 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise sap 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise sap 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise sap 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise sap 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise server 15 SP1
5.8.2-150000.4.23.2
fixed
suse enterprise server 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise server 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise server 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise server 15 SP7
5.9.14-150700.1.42
fixed
strongswan-ipsec
suse enterprise desktop 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise desktop 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise desktop 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise desktop 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise sap 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise sap 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise sap 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise sap 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise server 15 SP1
5.8.2-150000.4.23.2
fixed
suse enterprise server 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise server 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise server 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise server 15 SP7
5.9.14-150700.1.42
fixed
strongswan-libs0
suse enterprise desktop 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise desktop 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise desktop 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise desktop 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise sap 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise sap 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise sap 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise sap 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise sap 15 SP7
5.9.14-150700.1.42
fixed
suse enterprise server 15 SP1
5.8.2-150000.4.23.2
fixed
suse enterprise server 15 SP2
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP3
5.8.2-150200.11.42.2
fixed
suse enterprise server 15 SP4
5.9.11-150400.19.17.2
fixed
suse enterprise server 15 SP5
5.9.11-150500.5.6.1
fixed
suse enterprise server 15 SP6
5.9.12-150600.1.64
fixed
suse enterprise server 15 SP7
5.9.14-150700.1.42
fixed