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CCE
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CCE-90896-2

Platform: cpe:/o:centos:centos:7, cpe:/o:redhat:enterprise_linux:7Date: (C)2017-06-29   (M)2023-07-04



To set the runtime status of the 'net.ipv4.conf.all.log_martians' kernel parameter, run the following command:


Parameter:

[yes/no]


Technical Mechanism:

The presence of martian packets (which have impossible addresses) as well as spoofed packets, source-routed packets, and redirects could be Asign of nefarious network activity. Logging these packets enables this activity to be detected.

CCSS Severity:CCSS Metrics:
CCSS Score : 7.3Attack Vector: NETWORK
Exploit Score: 3.9Attack Complexity: LOW
Impact Score: 3.4Privileges Required: NONE
Severity: HIGHUser Interaction: NONE
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LScope: UNCHANGED
 Confidentiality: LOW
 Integrity: LOW
 Availability: LOW
  

References:
Resource IdReference
SCAP Repo OVAL Definitionoval:org.secpod.oval:def:31277
SCAP Repo OVAL Definitionoval:org.secpod.oval:def:30554


OVAL    2
oval:org.secpod.oval:def:30554
oval:org.secpod.oval:def:31277
XCCDF    2
xccdf_org.secpod_benchmark_general_CENTOS_7
xccdf_org.secpod_benchmark_general_RHEL_7

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