cbcvebase.
CVE-2020-25645
published 2020-10-13

CVE-2020-25645: A flaw was found in the Linux kernel in versions before 5.9-rc7. Traffic between two Geneve endpoints may be unencrypted when IPsec is configured to encrypt…

PriorityP344high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
EPSS
2.43%
82.4th percentile
A flaw was found in the Linux kernel in versions before 5.9-rc7. Traffic between two Geneve endpoints may be unencrypted when IPsec is configured to encrypt traffic for the specific UDP port used by the GENEVE tunnel allowing anyone between the two endpoints to read the traffic unencrypted. The main threat from this vulnerability is to data confidentiality.

Affected

25 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debiandebian_linux
debianlinux< linux 5.8.14-1 (bookworm)linux 5.8.14-1 (bookworm)
linuxlinux_kernel< 5.9.05.9.0
linuxlinux_kernel
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.8.14-15.8.14-1
linuxlinux_kernel>= 0 < 5.8.14-15.8.14-1
linuxlinux_kernel>= 0 < 5.8.14-15.8.14-1
linuxlinux_kernel>= 0 < 5.8.14-15.8.14-1
linuxlinux_kernel>= 0 < 4.4.0-197.2294.4.0-197.229
linuxlinux_kernel>= 0 < 4.15.0-128.1314.15.0-128.131
linuxlinux_kernel>= 0 < 4.15.0-126.1294.15.0-126.129
linuxlinux_kernel>= 0 < 5.4.0-58.645.4.0-58.64
linuxlinux_kernel>= 0 < 5.4.0-56.625.4.0-56.62
linuxlinux_kernel>= 0 < 4.4.0-262.2964.4.0-262.296
linuxlinux_kernel>= 0 < 4.15.0-132.1364.15.0-132.136
linuxlinux_kernel>= 0 < 5.4.0-62.705.4.0-62.70
msrccm1_kernel_5.4.91-3_on_cbl_mariner_1.0
opensuseleap
opensuseleap

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
osv7.8HIGH
vendor_ubuntu7.8HIGH
vendor_debian7.5HIGH
vendor_msrc7.5HIGH
vendor_redhat7.5HIGH
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