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 identified as critical has been detected in Cisco IOS and IOS XE. This impacts an unknown function of the component Multicast Routing. The manipulation leads to resource management. This vulnerability is referenced as CVE-2016-6382. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS and IOS XE (Router Operating System) (affected version not known) and classified as critical. This issue affects some unknown functionality of the component Multicast Routing. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

Cisco IOS 15.2 through 15.6 and IOS XE 3.6 through 3.17 and 16.1 allow remote attackers to cause a denial of service (device restart) via a malformed IPv6 Protocol Independent Multicast (PIM) register packet, aka Bug ID CSCuy16399.

The weakness was published 09/28/2016 with Cisco as cisco-sa-20160928-msdp as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2016-6382 since 07/26/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not 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†). tools.cisco.com is providing further details. Similar entries are available at VDB-92251, VDB-92252, VDB-92253 and VDB-92254. Be aware that VulDB is the high quality source for vulnerability data.

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-2016-6382 (🔍)
GCVE (CVE): GCVE-0-2016-6382
GCVE (VulDB): GCVE-100-92255

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 10:46
Changes: 09/30/2016 10:22 (75), 04/29/2019 10:46 (11)
Complete: 🔍
Cache ID: 216:5AD:103

Be aware that VulDB is the high quality source for vulnerability data.

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