Asus RT-AC87U up to 3.0.0.4 cross site scripting

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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Asus RT-AC87U up to 3.0.0.4. This vulnerability affects unknown code. Performing a manipulation results in cross site scripting. This vulnerability is identified as CVE-2018-0581. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Asus RT-AC87U up to 3.0.0.4. It has been classified as problematic. This affects an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

Cross-site scripting vulnerability in ASUS RT-AC87U Firmware version prior to 3.0.0.4.378.9383 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

The bug was discovered 05/09/2018. The weakness was released 05/14/2018 (Website). The advisory is shared at jvn.jp. This vulnerability is uniquely identified as CVE-2018-0581 since 11/27/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 3.0.0.4.378.9383 eliminates this vulnerability.

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

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: RT-AC87U 3.0.0.4.378.9383

Timelineinfo

11/27/2017 🔍
05/09/2018 +163 days 🔍
05/14/2018 +4 days 🔍
05/14/2018 +0 days 🔍
05/14/2018 +0 days 🔍
02/04/2020 +631 days 🔍

Sourcesinfo

Vendor: asus.com

Advisory: jvn.jp
Status: Not defined

CVE: CVE-2018-0581 (🔍)
GCVE (CVE): GCVE-0-2018-0581
GCVE (VulDB): GCVE-100-117681

Entryinfo

Created: 05/14/2018 22:25
Updated: 02/04/2020 21:33
Changes: 05/14/2018 22:25 (57), 02/04/2020 21:33 (1)
Complete: 🔍
Cache ID: 216::103

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

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