Cisco IOX XR up to 4.3.2 on GSR 12000 UDP Packet resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Cisco IOX XR up to 4.3.2 on GSR 12000. The affected element is an unknown function of the component UDP Packet Handler. Performing a manipulation results in resource management. This vulnerability is identified as CVE-2016-1361. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Cisco IOX XR up to 4.3.2 on GSR 12000. This affects an unknown code of the component UDP Packet Handler. 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. The summary by CVE is:

Cisco IOS XR through 4.3.2 on Gigabit Switch Router (GSR) 12000 devices does not properly check for a Bidirectional Forwarding Detection (BFD) header in a UDP packet, which allows remote attackers to cause a denial of service (line-card restart) via a crafted packet, aka Bug ID CSCuw56900.

The weakness was released 03/12/2016 with Cisco as CSCuw56900 as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2016-1361 since 01/04/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 90527 (Cisco IOS XR GSR 12000 Port Range BFD DoS (cisco-sa-20160311-gsr)), 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 l.

Applying a patch is able to eliminate this problem. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (111444), Tenable (90527), SecurityFocus (BID 84326†) and Vulnerability Center (SBV-57236†). 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: 5.3
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
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: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 90527
Nessus Name: Cisco IOS XR GSR 12000 Port Range BFD DoS (cisco-sa-20160311-gsr)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2016 🔍
03/11/2016 +67 days 🔍
03/11/2016 +0 days 🔍
03/11/2016 +0 days 🔍
03/11/2016 +0 days 🔍
03/12/2016 +1 days 🔍
03/13/2016 +1 days 🔍
03/13/2016 +0 days 🔍
04/14/2016 +32 days 🔍
07/10/2022 +2278 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCuw56900
Organization: Cisco
Status: Confirmed

CVE: CVE-2016-1361 (🔍)
GCVE (CVE): GCVE-0-2016-1361
GCVE (VulDB): GCVE-100-81351
X-Force: 111444 - Cisco Gigabit Switch Router denial of service
SecurityFocus: 84326 - Cisco Gigabit Switch Router 12000 Series CVE-2016-1361 Denial of Service Vulnerability
SecurityTracker: 1035314
Vulnerability Center: 57236 - [cisco-sa-20160311-gsr] Cisco IOS XR on GSR 12000 Devices Remote DoS via a Crafted Packet, Medium

Entryinfo

Created: 03/13/2016 11:54
Updated: 07/10/2022 10:46
Changes: 03/13/2016 11:54 (76), 01/31/2019 13:33 (6), 07/10/2022 10:46 (4)
Complete: 🔍
Cache ID: 216::103

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

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