6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
6.9 Medium
AI Score
Confidence
Low
0.001 Low
EPSS
Percentile
46.3%
A Marvin vulnerability side-channel leakage was found in the RSA decryption
operation in the Linux Kernel. This issue may allow a network attacker to
decrypt ciphertexts or forge signatures, limiting the services that use
that private key.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | < any | UNKNOWN |
ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
ubuntu | 23.10 | noarch | linux | < any | UNKNOWN |
ubuntu | 24.04 | noarch | linux | < any | UNKNOWN |
ubuntu | 14.04 | noarch | linux | < any | UNKNOWN |
ubuntu | 16.04 | noarch | linux | < any | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
access.redhat.com/security/cve/CVE-2023-6240
bugzilla.redhat.com/show_bug.cgi?id=2250843
launchpad.net/bugs/cve/CVE-2023-6240
nvd.nist.gov/vuln/detail/CVE-2023-6240
people.redhat.com/~hkario/marvin/
security-tracker.debian.org/tracker/CVE-2023-6240
securitypitfalls.wordpress.com/2023/10/16/experiment-with-side-channel-attacks-yourself/
www.cve.org/CVERecord?id=CVE-2023-6240
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
6.9 Medium
AI Score
Confidence
Low
0.001 Low
EPSS
Percentile
46.3%