CVE-2025-0306

EUVD-2025-1595
A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 48.66%
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Debian Releases
Debian Product
Codename
ruby2.7
bullseye
ignored
bullseye (security)
vulnerable
ruby3.1
bookworm
ignored
bookworm (security)
vulnerable
ruby3.3
forky
3.3.8-2.2
fixed
sid
3.3.8-2.2
fixed
trixie
3.3.8-2
fixed