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cve[email protected]CVE-2018-11356
HistoryMay 22, 2018 - 9:29 p.m.

CVE-2018-11356

2018-05-2221:29:00
CWE-476
web.nvd.nist.gov
166
wireshark
dns
dissector
null pointer
vulnerability
cve-2018-11356
nvd

CVSS2

5

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

AI Score

7.2

Confidence

High

EPSS

0.003

Percentile

71.4%

In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the DNS dissector could crash. This was addressed in epan/dissectors/packet-dns.c by avoiding a NULL pointer dereference for an empty name in an SRV record.

Affected configurations

NVD
Node
wiresharkwiresharkRange2.2.0–2.2.14
OR
wiresharkwiresharkRange2.4.0–2.4.6
OR
wiresharkwiresharkMatch2.6.0
Node
debiandebian_linuxMatch8.0
VendorProductVersionCPE
wiresharkwiresharkcpe:/a:wireshark:wireshark::::
wiresharkwireshark2.6.0cpe:/a:wireshark:wireshark:2.6.0:::

CVSS2

5

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

AI Score

7.2

Confidence

High

EPSS

0.003

Percentile

71.4%