CVE-2015-7940 Detail

Current Description

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."


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


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References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174915.html
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00012.html Third Party Advisory 
http://rhn.redhat.com/errata/RHSA-2016-2035.html
http://rhn.redhat.com/errata/RHSA-2016-2036.html
http://web-in-security.blogspot.ca/2015/09/practical-invalid-curve-attacks.html Technical Description 
http://www.debian.org/security/2015/dsa-3417
http://www.openwall.com/lists/oss-security/2015/10/22/7 Third Party Advisory  VDB Entry 
http://www.openwall.com/lists/oss-security/2015/10/22/9 Third Party Advisory  VDB Entry 
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Third Party Advisory 
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.securityfocus.com/bid/79091
http://www.securitytracker.com/id/1037036
http://www.securitytracker.com/id/1037046
http://www.securitytracker.com/id/1037053
https://usn.ubuntu.com/3727-1/
https://www.oracle.com/security-alerts/cpuapr2020.html
https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor cwe source acceptance level NIST  
CWE-310 Cryptographic Issues cwe source acceptance level NIST  

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Change History

20 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-7940
NVD Published Date:
11/09/2015
NVD Last Modified:
01/16/2019
Source:
MITRE