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nvd[email protected]NVD:CVE-2018-5732
HistoryOct 09, 2019 - 4:15 p.m.

CVE-2018-5732

2019-10-0916:15:13
CWE-119
web.nvd.nist.gov

5 Medium

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.7 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.8%

Failure to properly bounds-check a buffer used for processing DHCP options allows a malicious server (or an entity masquerading as a server) to cause a buffer overflow (and resulting crash) in dhclient by sending a response containing a specially constructed options section. Affects ISC DHCP versions 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0

Affected configurations

NVD
Node
iscdhcpRange4.1.04.1.2
OR
iscdhcpRange4.2.04.2.8
OR
iscdhcpRange4.3.04.3.6
OR
iscdhcpMatch4.1-esv-
OR
iscdhcpMatch4.1-esvr1
OR
iscdhcpMatch4.1-esvr10
OR
iscdhcpMatch4.1-esvr10b1
OR
iscdhcpMatch4.1-esvr10rc1
OR
iscdhcpMatch4.1-esvr11
OR
iscdhcpMatch4.1-esvr11b1
OR
iscdhcpMatch4.1-esvr11rc1
OR
iscdhcpMatch4.1-esvr11rc2
OR
iscdhcpMatch4.1-esvr12
OR
iscdhcpMatch4.1-esvr12-p1
OR
iscdhcpMatch4.1-esvr12b1
OR
iscdhcpMatch4.1-esvr13
OR
iscdhcpMatch4.1-esvr13b1
OR
iscdhcpMatch4.1-esvr14
OR
iscdhcpMatch4.1-esvr14b1
OR
iscdhcpMatch4.1-esvr15
OR
iscdhcpMatch4.1-esvr2
OR
iscdhcpMatch4.1-esvr3
OR
iscdhcpMatch4.1-esvr3b1
OR
iscdhcpMatch4.1-esvr4
OR
iscdhcpMatch4.1-esvr5
OR
iscdhcpMatch4.1-esvr5b1
OR
iscdhcpMatch4.1-esvr5rc1
OR
iscdhcpMatch4.1-esvr5rc2
OR
iscdhcpMatch4.1-esvr6
OR
iscdhcpMatch4.1-esvr7
OR
iscdhcpMatch4.1-esvr8
OR
iscdhcpMatch4.1-esvr8b1
OR
iscdhcpMatch4.1-esvr8rc1
OR
iscdhcpMatch4.1-esvr9
OR
iscdhcpMatch4.1-esvr9b1
OR
iscdhcpMatch4.1-esvr9rc1
OR
iscdhcpMatch4.1.2p1
OR
iscdhcpMatch4.4.0

5 Medium

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.7 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.8%