Vulnerability Details : 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.
Vulnerability category: Denial of service
Products affected by CVE-2019-6486
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
- cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
- cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-6486
1.71%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 88 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-6486
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:P |
10.0
|
4.9
|
NIST | |
|
8.2
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H |
3.9
|
4.2
|
NIST |
CWE ids for CVE-2019-6486
-
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-6486
-
http://www.securityfocus.com/bid/106740
Golang Go CVE-2019-6486 Remote Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://www.debian.org/security/2019/dsa-4379
Debian -- Security Information -- DSA-4379-1 golang-1.7Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00060.html
[security-announce] openSUSE-SU-2019:1444-1: important: Security update
-
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00042.html
[security-announce] openSUSE-SU-2019:1164-1: moderate: Security update fThird Party Advisory
-
https://groups.google.com/forum/#!topic/golang-announce/mVeX35iXuSw
[security] Go 1.11.5 and Go 1.10.8 are released - Google GroepenMailing List;Third Party Advisory
-
https://github.com/google/wycheproof
GitHub - google/wycheproof: Project Wycheproof tests crypto libraries against known attacks.Third Party Advisory
-
https://github.com/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360
[release-branch.go1.11-security] crypto/elliptic: reduce subtraction … · golang/go@42b42f7 · GitHubPatch;Third Party Advisory
-
https://www.debian.org/security/2019/dsa-4380
Debian -- Security Information -- DSA-4380-1 golang-1.8Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00015.html
[security-announce] openSUSE-SU-2019:1506-1: important: Security update
-
https://lists.debian.org/debian-lts-announce/2019/02/msg00009.html
[SECURITY] [DLA 1664-1] golang security updateMailing List;Third Party Advisory
-
https://github.com/golang/go/issues/29903
crypto/elliptic: CPU DoS vulnerability affecting P-521 and P-384 · Issue #29903 · golang/go · GitHubThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00011.html
[security-announce] openSUSE-SU-2019:1499-1: important: Security update
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