Cisco IOS/IOS XE Open Shortest Path First Version 3 Packet resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS and IOS XE. It has been rated as problematic. This impacts an unknown function of the component Open Shortest Path First Version 3. The manipulation as part of Packet leads to resource management. This vulnerability is traded as CVE-2018-0466. Access to the local network is required for this attack to succeed. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cisco IOS and IOS XE (Router Operating System) (version unknown). This issue affects an unknown function of the component Open Shortest Path First Version 3. The manipulation as part of a Packet leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

A vulnerability in the Open Shortest Path First version 3 (OSPFv3) implementation in Cisco IOS and IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload. The vulnerability is due to incorrect handling of specific OSPFv3 packets. An attacker could exploit this vulnerability by sending crafted OSPFv3 Link-State Advertisements (LSA) to an affected device. An exploit could allow the attacker to cause an affected device to reload, leading to a denial of service (DoS) condition.

The bug was discovered 09/26/2018. The weakness was shared 10/05/2018 as cisco-sa-20180926-ospfv3-dos as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2018-0466 since 11/26/2017. The attack needs to approached within the local network. 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 117951 (Cisco IOS Software OSPFv3 DoS Vulnerability (cisco-sa-20180926-ospfv3-dos)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316318 (Cisco IOS and IOS XE Software OSPFv3 Denial of Service Vulnerability(cisco-sa-20180926-ospfv3-dos)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (117951) and SecurityFocus (BID 105403†). The entry VDB-124860 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 117951
Nessus Name: Cisco IOS Software OSPFv3 DoS Vulnerability (cisco-sa-20180926-ospfv3-dos)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/26/2017 🔍
09/26/2018 +303 days 🔍
09/26/2018 +0 days 🔍
09/26/2018 +0 days 🔍
10/05/2018 +8 days 🔍
10/05/2018 +0 days 🔍
10/05/2018 +0 days 🔍
10/06/2018 +1 days 🔍
05/22/2023 +1689 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20180926-ospfv3-dos
Status: Confirmed

CVE: CVE-2018-0466 (🔍)
GCVE (CVE): GCVE-0-2018-0466
GCVE (VulDB): GCVE-100-124859

OVAL: 🔍

SecurityFocus: 105403 - Cisco IOS and IOS XE Software CVE-2018-0466 Denial of Service Vulnerability
SecurityTracker: 1041737

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

Entryinfo

Created: 10/06/2018 07:50
Updated: 05/22/2023 12:35
Changes: 10/06/2018 07:50 (73), 03/30/2020 11:02 (4), 05/22/2023 12:35 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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