Resource exhaustion in Golang Go
CVE-2019-6486
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H.
EPSS exploit prediction
EPSS: 0.043 (90.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000
Affected products
- Golang Go
- Debian Linux — versions 8.0, 9.0
- openSUSE Leap — versions 15.0
Weakness classification (CWE)
References
- github.com/golang/go/issues/29903 (Third Party Advisory)
- www.debian.org/security/2019/dsa-4380 (vendor-advisory, Third Party Advisory)
- groups.google.com/forum/
- www.debian.org/security/2019/dsa-4379 (vendor-advisory, Third Party Advisory)
- github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360 (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2019/02/msg00009.html (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/106740 (VDB Entry, Third Party Advisory, vdb-entry)
- github.com/google/wycheproof (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-04/msg00042.html (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-05/msg00060.html (vendor-advisory)
Frequently asked questions
- What is CVE-2019-6486?
- CVE-2019-6486 is a high-severity vulnerability in Golang Go, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 8.2/10. Published 2019-01-24.
- How severe is CVE-2019-6486?
- High severity. CVSS v3 base score is 8.2 out of 10.