Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-v435-xc8x-wvr9
Advisory ID github_osv/GHSA-v435-xc8x-wvr9
Aliases CVE-2024-30171
Summary Bouncy Castle affected by timing side-channel for RSA key exchange ("The Marvin Attack") 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.
Status Published
Exploitability 0.5
Weighted Severity 5.3
Risk 2.6
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-203 Observable Discrepancy
System Score Found at
cvssv3.1 5.9 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/05/GHSA-v435-xc8x-wvr9/GHSA-v435-xc8x-wvr9.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/bcgit/bc-csharp/commit/c984b8bfd8544dfc55dba91a02cbbbb9c580c217
https://github.com/bcgit/bc-csharp/wiki/CVE%E2%80%902024%E2%80%9030171
https://github.com/bcgit/bc-java/commit/d7d5e735abd64bf0f413f54fd9e495fc02400fb0
https://github.com/bcgit/bc-java/commit/e0569dcb1dea9d421d84fc4c5c5688fe101afa2d
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902024%E2%80%9030171
https://security.netapp.com/advisory/ntap-20240614-0008
https://www.bouncycastle.org/latest_releases.html
CVE-2024-30171 https://nvd.nist.gov/vuln/detail/CVE-2024-30171
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/05/GHSA-v435-xc8x-wvr9/GHSA-v435-xc8x-wvr9.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.