CVE-2017-12997

The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-lldp.c:lldp_private_8021_print().

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/the-tcpdump-group/tcpdump/commit/34cec721d39c76be1e0a600829a7b17bdfb832b6	Issue Tracking Patch Third Party Advisory
http://www.tcpdump.org/tcpdump-changes.txt	Vendor Advisory
http://www.securitytracker.com/id/1039307
http://www.securityfocus.com/bid/100914
https://security.gentoo.org/glsa/201709-23
http://www.debian.org/security/2017/dsa-3971
https://support.apple.com/HT208221
https://access.redhat.com/errata/RHEA-2018:0705

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Configurations

Configuration 1 (hide)

cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*

Information

Published : 2017-09-13 23:29

Updated : 2019-10-02 17:03

NVD link : CVE-2017-12997

Mitre link : CVE-2017-12997

JSON object : View

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

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Products Affected

tcpdump

tcpdump

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