ServersCheck Monitoring Software up to 14.3.3 Parameter 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.
5.2$0-$5k0.00

A vulnerability has been found in ServersCheck Monitoring Software up to 14.3.3 and classified as problematic. Affected by this vulnerability is an unknown code. The manipulation as part of a Parameter leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

ServersCheck Monitoring Software through 14.3.3 has Persistent and Reflected XSS via the sensors.html status parameter, sensors.html type parameter, sensors.html device parameter, report.html location parameter, group_delete.html group parameter, report_save.html query parameter, sensors.html location parameter, or group_delete.html group parameter.

The bug was discovered 10/06/2018. The weakness was released 10/24/2018 (Website). The advisory is shared at hyp3rlinx.altervista.org. This vulnerability is known as CVE-2018-18551 since 10/21/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. 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 18 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entry connected to this vulnerability is available at 125942.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/06/2018 🔍
10/21/2018 +14 days 🔍
10/24/2018 +3 days 🔍
10/24/2018 +0 days 🔍
10/25/2018 +1 days 🔍
06/03/2023 +1682 days 🔍

Sourcesinfo

Advisory: 149914
Status: Not defined

CVE: CVE-2018-18551 (🔍)
See also: 🔍

Entryinfo

Created: 10/25/2018 07:08 AM
Updated: 06/03/2023 06:18 AM
Changes: 10/25/2018 07:08 AM (57), 04/06/2020 04:14 PM (1), 06/03/2023 06:18 AM (3)
Complete: 🔍

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