CVE-2017-12997: Critical severity macos high sierra vulnerability
tcpdump. Multiple issues were addressed by updating to version 4.9.2.
Other sources
The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-lldp.c:lldpprivate8021print().
Credit
Affected Software
Remediation
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2016-0736
- CVE-2016-2161
- CVE-2016-5387
- CVE-2016-8740
- CVE-2016-8743
- CVE-2017-3167
- CVE-2017-3169
- CVE-2017-7659
- CVE-2017-7668
- CVE-2017-7679
- CVE-2017-9788
- CVE-2017-9789
- CVE-2017-13786
- CVE-2017-13800
- CVE-2017-13809
- CVE-2017-13820
- CVE-2017-13807
- CVE-2017-13829
- CVE-2017-13833
- CVE-2017-13821
- CVE-2017-13825
- CVE-2017-1000100
- CVE-2017-1000101
- CVE-2017-13801
- CVE-2017-13815
- CVE-2017-13828
- CVE-2017-13811
- CVE-2017-13830
- CVE-2017-11103
- CVE-2017-13819
- CVE-2017-13814
- CVE-2017-13831
- CVE-2017-13906
- CVE-2017-13810
- CVE-2017-13817
- CVE-2017-13818
- CVE-2017-13836
- CVE-2017-13841
- CVE-2017-13840
- CVE-2017-13842
- CVE-2017-13782
- CVE-2017-13843
- CVE-2017-13834
- CVE-2017-13799
- CVE-2017-13852
- CVE-2017-13813
- CVE-2017-13812
- CVE-2016-4736
- CVE-2017-5969
- CVE-2017-5130
- CVE-2017-7376
- CVE-2017-9050
- CVE-2017-9049
- CVE-2018-4390
- CVE-2018-4391
- CVE-2017-13907
- CVE-2017-13824
- CVE-2017-13846
- CVE-2017-10140
- CVE-2017-13822
- CVE-2017-7132
- CVE-2017-13823
- CVE-2017-13808
- CVE-2017-13838
- CVE-2017-7170
- CVE-2017-7150
- CVE-2017-13908
- CVE-2017-13804
- CVE-2017-11108
- CVE-2017-11541
- CVE-2017-11542
- CVE-2017-11543
- CVE-2017-12893
- CVE-2017-12894
- CVE-2017-12895
- CVE-2017-12896
- CVE-2017-12897
- CVE-2017-12898
- CVE-2017-12899
- CVE-2017-12900
- CVE-2017-12901
- CVE-2017-12902
- CVE-2017-12985
- CVE-2017-12986
- CVE-2017-12987
- CVE-2017-12988
- CVE-2017-12989
- CVE-2017-12990
- CVE-2017-12991
- CVE-2017-12992
- CVE-2017-12993
- CVE-2017-12994
- CVE-2017-12995
- CVE-2017-12996
- CVE-2017-12997
- CVE-2017-12998
- CVE-2017-12999
- CVE-2017-13000
- CVE-2017-13001
- CVE-2017-13002
- CVE-2017-13003
- CVE-2017-13004
- CVE-2017-13005
- CVE-2017-13006
- CVE-2017-13007
- CVE-2017-13008
- CVE-2017-13009
- CVE-2017-13010
- CVE-2017-13011
- CVE-2017-13012
- CVE-2017-13013
- CVE-2017-13014
- CVE-2017-13015
- CVE-2017-13016
- CVE-2017-13017
- CVE-2017-13018
- CVE-2017-13019
- CVE-2017-13020
- CVE-2017-13021
- CVE-2017-13022
- CVE-2017-13023
- CVE-2017-13024
- CVE-2017-13025
- CVE-2017-13026
- CVE-2017-13027
- CVE-2017-13028
- CVE-2017-13029
- CVE-2017-13030
- CVE-2017-13031
- CVE-2017-13032
- CVE-2017-13033
- CVE-2017-13034
- CVE-2017-13035
- CVE-2017-13036
- CVE-2017-13037
- CVE-2017-13038
- CVE-2017-13039
- CVE-2017-13040
- CVE-2017-13041
- CVE-2017-13042
- CVE-2017-13043
- CVE-2017-13044
- CVE-2017-13045
- CVE-2017-13046
- CVE-2017-13047
- CVE-2017-13048
- CVE-2017-13049
- CVE-2017-13050
- CVE-2017-13051
- CVE-2017-13052
- CVE-2017-13053
- CVE-2017-13054
- CVE-2017-13055
- CVE-2017-13687
- CVE-2017-13688
- CVE-2017-13689
- CVE-2017-13690
- CVE-2017-13725
- CVE-2017-13077
- CVE-2017-13078
- CVE-2017-13080
Frequently Asked Questions
What is CVE-2017-12997?
CVE-2017-12997 is a vulnerability in tcpdump versions prior to 4.9.2 that could allow an attacker to cause an infinite loop in the LLDP parser.
Which software versions are affected by CVE-2017-12997?
Versions up to and including 4.9.1 of tcpdump, macOS High Sierra 10.13.1, macOS Sierra, and macOS El Capitan are affected by CVE-2017-12997.
What is the severity of CVE-2017-12997?
CVE-2017-12997 has a severity rating of high, with a CVSS score of 7.5.
How can I fix CVE-2017-12997?
To fix CVE-2017-12997, update tcpdump to version 4.9.2 or later.
Where can I find more information about CVE-2017-12997?
You can find more information about CVE-2017-12997 at the following references: [1] http://www.debian.org/security/2017/dsa-3971 [2] http://www.securityfocus.com/bid/100914 [3] http://www.securitytracker.com/id/1039307.