CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in Cisco IOS and IOS XE (Router Operating System) (version unknown). Affected is an unknown functionality of the component IPv6 Handler. The manipulation as part of a IPv6 Packet leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-20. This is going to have an impact on availability.
The bug was discovered 09/26/2018. The weakness was published 10/05/2018 as cisco-sa-20180926-ipv6hbh as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2018-0467 since 11/26/2017. 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 current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/30/2020).
The vulnerability scanner Nessus provides a plugin with the ID 117949 (Cisco IOS Software IPv6 Hop-by-Hop DoS Vulnerability (cisco-sa-20180926-ipv6hbh)), 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 local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316327 (Cisco IOS and IOS XE Software IPv6 Hop-by-Hop Options Denial of Service Vulnerability(cisco-sa-20180926-ipv6hbh)).
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 vulnerability database at Tenable (117949). Similar entry is available at 124859.
Product
Type
Vendor
Name
CPE 2.3
CPE 2.2
CVSSv3
VulDB Meta Base Score: 6.9VulDB Meta Temp Score: 6.8
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.6
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
🔍 | 🔍 | 🔍 | 🔍 | 🔍 | 🔍 |
🔍 | 🔍 | 🔍 | 🔍 | 🔍 | 🔍 |
🔍 | 🔍 | 🔍 | 🔍 | 🔍 | 🔍 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Privilege escalationCWE: CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 117949
Nessus Name: Cisco IOS Software IPv6 Hop-by-Hop DoS Vulnerability (cisco-sa-20180926-ipv6hbh)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: tools.cisco.com
Timeline
11/26/2017 🔍09/26/2018 🔍
09/26/2018 🔍
10/05/2018 🔍
10/05/2018 🔍
10/05/2018 🔍
10/06/2018 🔍
03/30/2020 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-20180926-ipv6hbh
Status: Confirmed
CVE: CVE-2018-0467 (🔍)
OVAL: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍
Entry
Created: 10/06/2018 07:50 AMUpdated: 03/30/2020 11:08 AM
Changes: (2) vulnerability_discoverydate countermeasure_date
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.