CVE-2019-6486
HIGH severity · CVSS 8.2 · Resource exhaustion
8.2CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)4%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360 ↗
Additional information
- NVD record
- https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360Patch
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00042.htmlAdvisory
- 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/106740Advisory
- https://github.com/golang/go/issues/29903Advisory
- https://github.com/google/wycheproofAdvisory