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cve[email protected]CVE-2018-16452
HistoryOct 03, 2019 - 4:15 p.m.

CVE-2018-16452

2019-10-0316:15:12
CWE-674
web.nvd.nist.gov
184
cve-2018-16452
smb parser
stack exhaustion
tcpdump
security vulnerability
nvd

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

8.5 High

AI Score

Confidence

High

0.008 Low

EPSS

Percentile

81.5%

The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.

Affected configurations

NVD
Node
tcpdumptcpdumpRange<4.9.3
CPENameOperatorVersion
tcpdump:tcpdumptcpdumplt4.9.3

References

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

8.5 High

AI Score

Confidence

High

0.008 Low

EPSS

Percentile

81.5%