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nvd[email protected]NVD:CVE-2016-8858
HistoryDec 09, 2016 - 11:59 a.m.

CVE-2016-8858

2016-12-0911:59:00
CWE-399
[email protected]
web.nvd.nist.gov
10

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0.784

Percentile

98.3%

JSON

The kex_input_kexinit function in kex.c in OpenSSH 6.x and 7.x through 7.3 allows remote attackers to cause a denial of service (memory consumption) by sending many duplicate KEXINIT requests. NOTE: a third party reports that “OpenSSH upstream does not consider this as a security issue.”

Affected configurations

Nvd
Node
openbsdopensshMatch6.8
OR
openbsdopensshMatch6.9
OR
openbsdopensshMatch7.0
OR
openbsdopensshMatch7.1
OR
openbsdopensshMatch7.2
OR
openbsdopensshMatch7.3
VendorProductVersionCPE
openbsdopenssh6.8cpe:2.3:a:openbsd:openssh:6.8:*:*:*:*:*:*:*
openbsdopenssh6.9cpe:2.3:a:openbsd:openssh:6.9:*:*:*:*:*:*:*
openbsdopenssh7.0cpe:2.3:a:openbsd:openssh:7.0:*:*:*:*:*:*:*
openbsdopenssh7.1cpe:2.3:a:openbsd:openssh:7.1:*:*:*:*:*:*:*
openbsdopenssh7.2cpe:2.3:a:openbsd:openssh:7.2:*:*:*:*:*:*:*
openbsdopenssh7.3cpe:2.3:a:openbsd:openssh:7.3:*:*:*:*:*:*:*

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CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0.784

Percentile

98.3%

JSON
Related for NVD:CVE-2016-8858
nessus16redhatcve1freebsd1ubuntucve1freebsd_advisory1cvelist1f51checkpoint_advisories1ibm5debiancve1prion1openvas8cve1photon1altlinux3symantec1aix1gentoo1cisa1osv1ics1