CVE-2024-30171
Bouncy Castle affected by timing side-channel for RSA key exchange ("The Marvin Attack")
5.9
MEDIUM
CVSS 3.1
EPSS 0.14%
Description
An issue was discovered in Bouncy Castle Java TLS API and JSSE Provider before 1.78. Timing-based leakage may occur in RSA based handshakes because of exception processing.
How to fix CVE-2024-30171
To remediate CVE-2024-30171, upgrade the affected package to a fixed version below.
- Debian/bouncycastle—no fix listed
- —upgrade to 1.78 or later
- —upgrade to 1.78 or later
- —upgrade to 1.78 or later
- —upgrade to 1.78 or later
- —upgrade to 1.0.19 or later
- —upgrade to 1.78 or later
- —upgrade to 1.78 or later
- —upgrade to 1.78 or later
- —no fix listed
- —upgrade to 2.3.1 or later
Is CVE-2024-30171 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (11)
- from 0
- from 0, < 1.78
- from 0, < 1.78
- from 0, < 1.78
- from 0, < 1.78
- from 0, < 1.0.19
- from 0, < 1.78
- from 0, < 1.78
- from 0, < 1.78
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |