The Bouncy Castle Java library before 1.51 does not validate a point is withing the elliptic curve, which makes it easier for remote attackers to obtain private keys via a series of crafted elliptic curve Diffie Hellman (ECDH) key exchanges, aka an "invalid curve attack."
Advisories
Source ID Title
Debian DLA Debian DLA DLA-361-1 bouncycastle security update
Debian DSA Debian DSA DSA-3417-1 bouncycastle security update
EUVD EUVD EUVD-2018-0502 Moderate severity vulnerability that affects org.bouncycastle:bcprov-jdk14 and org.bouncycastle:bcprov-jdk15
Github GHSA Github GHSA GHSA-4mv7-cq75-3qjm Moderate severity vulnerability that affects org.bouncycastle:bcprov-jdk14 and org.bouncycastle:bcprov-jdk15
Ubuntu USN Ubuntu USN USN-3727-1 Bouncy Castle vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T08:06:30.850Z

Reserved: 2015-10-22T00:00:00

Link: CVE-2015-7940

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2015-11-09T16:59:09.277

Modified: 2025-04-12T10:46:40.837

Link: CVE-2015-7940

cve-icon Redhat

Severity : Moderate

Publid Date: 2015-09-14T00:00:00Z

Links: CVE-2015-7940 - Bugzilla

cve-icon OpenCVE Enrichment

No data.