Cisco IOS/IOS XE Multicast Routing resource management

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Cisco IOS and IOS XE. Affected is an unknown function of the component Multicast Routing. The manipulation results in resource management. This vulnerability is identified as CVE-2016-6392. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Cisco IOS and IOS XE (Router Operating System) (the affected version unknown). It has been classified as critical. Affected is an unknown part of the component Multicast Routing. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. CVE summarizes:

Cisco IOS 12.2 and 15.0 through 15.3 and IOS XE 3.1 through 3.9 allow remote attackers to cause a denial of service (device restart) via a crafted IPv4 Multicast Source Discovery Protocol (MSDP) Source-Active (SA) message, aka Bug ID CSCud36767.

The weakness was released 09/28/2016 with Cisco as cisco-sa-20160928-msdp as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2016-6392 since 07/26/2016. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 93899 (Cisco IOS Multicast Routing Multiple DoS (cisco-sa-20160928-msdp)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316038 (Cisco IOS Software Multicast Routing Denial of Service Vulnerabilities (cisco-sa-20160928-msdp)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (93899), SecurityFocus (BID 93211†) and SecurityTracker (ID 1036914†). Further details are available at tools.cisco.com. Entries connected to this vulnerability are available at VDB-92251, VDB-92252, VDB-92253 and VDB-92254. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 93899
Nessus Name: Cisco IOS Multicast Routing Multiple DoS (cisco-sa-20160928-msdp)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 60161
OpenVAS Name: CiscoIOS XE Software Multicast Routing Denial of Service Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

07/26/2016 🔍
09/28/2016 +64 days 🔍
09/28/2016 +0 days 🔍
09/28/2016 +0 days 🔍
09/28/2016 +0 days 🔍
09/30/2016 +2 days 🔍
10/05/2016 +5 days 🔍
10/07/2016 +2 days 🔍
04/29/2019 +934 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20160928-msdp
Organization: Cisco
Status: Confirmed

CVE: CVE-2016-6392 (🔍)
GCVE (CVE): GCVE-0-2016-6392
GCVE (VulDB): GCVE-100-92256

OVAL: 🔍

SecurityFocus: 93211 - Cisco IOS and IOS XE Software Multiple Denial of Service Vulnerabilities
SecurityTracker: 1036914

scip Labs: https://www.scip.ch/en/?labs.20150108
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 09/30/2016 10:22
Updated: 04/29/2019 10:50
Changes: 09/30/2016 10:22 (75), 04/29/2019 10:50 (11)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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