Executive Summary

Informations
Name CVE-2017-3849 First vendor Publication 2017-03-21
Vendor Cve Last vendor Modification 2017-07-12

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Overall CVSS Score 7.4
Base Score 7.4 Environmental Score 7.4
impact SubScore 4 Temporal Score 7.4
Exploitabality Sub Score 2.8
 
Attack Vector Adjacent Attack Complexity Low
Privileges Required None User Interaction None
Scope Changed Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:A/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 6.1 Attack Range Adjacent network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 6.5 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A vulnerability in the Autonomic Networking Infrastructure (ANI) registrar feature of Cisco IOS Software (possibly 15.2 through 15.6) and Cisco IOS XE Software (possibly 3.7 through 3.18, and 16) could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability is due to incomplete input validation on certain crafted packets. An attacker could exploit this vulnerability by sending a crafted autonomic network channel discovery packet to a device that has all the following characteristics: (1) running a Cisco IOS Software or Cisco IOS XE Software release that supports the ANI feature; (2) configured as an autonomic registrar; (3) has a whitelist configured. An exploit could allow the attacker to cause the affected device to reload. Note: Autonomic networking should be configured with a whitelist. Do not remove the whitelist as a workaround. Cisco Bug IDs: CSCvc42717.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-3849

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 77
Os 84

Nessus® Vulnerability Scanner

Date Description
2017-03-24 Name : The remote device is missing a vendor-supplied security patch.
File : cisco-sa-20170320-ani-ios.nasl - Type : ACT_GATHER_INFO
2017-03-24 Name : The remote device is missing a vendor-supplied security patch.
File : cisco-sa-20170320-ani-iosxe.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/96972
CONFIRM https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s...
SECTRACK http://www.securitytracker.com/id/1038064

Alert History

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Date Informations
2021-05-04 13:01:51
  • Multiple Updates
2021-04-22 02:15:09
  • Multiple Updates
2020-05-23 01:00:31
  • Multiple Updates
2017-07-12 09:22:56
  • Multiple Updates
2017-03-30 21:23:11
  • Multiple Updates
2017-03-25 13:25:20
  • Multiple Updates
2017-03-23 09:23:04
  • Multiple Updates
2017-03-21 21:24:35
  • First insertion