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MitreCVE-2016-6244

HistoryMar 07, 2017 - 3:59 p.m.

CVE-2016-6244

2017-03-0715:59:00

CWE-20

mitre

web.nvd.nist.gov

openbsd

kernel

cve-2016-6244

denial of service

nvd

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

7.2

Confidence

High

EPSS

0.001

Percentile

49.5%

JSON

The sys_thrsigdivert function in kern/kern_sig.c in the OpenBSD kernel 5.9 allows remote attackers to cause a denial of service (panic) via a negative “ts.tv_sec” value.

Affected configurations

Nvd

Node

openbsdopenbsdMatch5.9

VendorProductVersionCPE
openbsdopenbsd5.9cpe:2.3:o:openbsd:openbsd:5.9:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
openbsd	openbsd	5.9	cpe:2.3:o:openbsd:openbsd:5.9:::::::*

References

www.openwall.com/lists/oss-security/2016/07/17/7

www.securityfocus.com/bid/91805

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

7.2

Confidence

High

EPSS

0.001

Percentile

49.5%

JSON

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