CVE-2019-6486 Information

Description

Go before 1.10.8 and 1.11.x before 1.11.5 mishandles P-521 and P-384 elliptic curves which allows attackers to cause a denial of service (CPU consumption) or possibly conduct ECDH private key recovery attacks.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00042.html http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00060.html http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00011.html http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00015.html http://www.securityfocus.com/bid/106740 https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360 https://github.com/golang/go/issues/29903 https://github.com/google/wycheproof https://groups.google.com/forum/!topic/golang-announce/mVeX35iXuSw https://lists.debian.org/debian-lts-announce/2019/02/msg00009.html https://www.debian.org/security/2019/dsa-4379 https://www.debian.org/security/2019/dsa-4380

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.2