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MitreCVE-2019-12101

HistoryMay 15, 2019 - 5:29 a.m.

CVE-2019-12101

2019-05-1505:29:00

CWE-476

mitre

web.nvd.nist.gov

cve-2019-12101

libnyoci

coap_decode_option

denial of service

nvd

security vulnerability

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

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

EPSS

0.002

Percentile

64.9%

JSON

coap_decode_option in coap.c in LibNyoci 0.07.00rc1 mishandles certain packets with “Uri-Path: (null)” and consequently allows remote attackers to cause a denial of service (segmentation fault).

Affected configurations

Nvd

Node

libnyoci_projectlibnyociMatch0.07.00rc1

VendorProductVersionCPE
libnyoci_projectlibnyoci0.07.00cpe:2.3:a:libnyoci_project:libnyoci:0.07.00:rc1:*:*:*:*:*:*

Vendor	Product	Version	CPE
libnyoci_project	libnyoci	0.07.00	cpe:2.3:a:libnyoci_project:libnyoci:0.07.00:rc1::::::

References

github.com/darconeous/libnyoci/issues/21

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

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

EPSS

0.002

Percentile

64.9%

JSON

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