Asus HG100 IPv4 Packet resource management

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Asus HG100. Affected by this issue is some unknown functionality of the component IPv4 Packet Handler. This manipulation causes resource management. This vulnerability is handled as CVE-2018-11492. The attack can be initiated remotely. Additionally, an exploit exists. It is advisable to implement restrictive firewalling.

Detailsinfo

A vulnerability classified as problematic was found in Asus HG100 (affected version not known). Affected by this vulnerability is some unknown functionality of the component IPv4 Packet Handler. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. The summary by CVE is:

ASUS HG100 devices allow denial of service via an IPv4 packet flood.

The bug was discovered 02/06/2018. The weakness was released 08/10/2018 (Website). The advisory is shared at mars-cheng.github.io. This vulnerability is known as CVE-2018-11492 since 05/26/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at packetstormsecurity.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 185 days. During that time the estimated underground price was around $0-$5k.

Proper firewalling of is able to address this issue.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Asus

Name

HG100

License

commercial

Website

Vendor: https://www.asus.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.3
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/06/2018 🔍
05/26/2018 +108 days 🔍
08/10/2018 +76 days 🔍
08/10/2018 +0 days 🔍
08/11/2018 +1 days 🔍
06/28/2024 +2148 days 🔍

Sourcesinfo

Vendor: asus.com

Advisory: 152542
Status: Not defined

CVE: CVE-2018-11492 (🔍)
GCVE (CVE): GCVE-0-2018-11492
GCVE (VulDB): GCVE-100-122761
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/11/2018 06:47
Updated: 06/28/2024 11:23
Changes: 08/11/2018 06:47 (56), 03/14/2020 11:20 (1), 05/01/2023 11:40 (5), 06/28/2024 11:23 (21)
Complete: 🔍
Cache ID: 216::103