What is the CVSS score of CVE-2018-18551?

CVE-2018-18551 has a CVSS 3.0 base score of 6.1 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 1.1%.

Is there a public PoC exploit available for CVE-2018-18551?

Yes, a public proof-of-concept exploit is available for CVE-2018-18551. Prioritise patching immediately. EPSS: 1.1%.

Monitoring Software CVE-2018-18551

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2018-10-24 cve@mitre.org

XSS Monitoring Software

6.1

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Oct 24, 2018 - 22:29 nvd

MEDIUM 6.1

DescriptionNVD

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.

AnalysisAI

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. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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. Affected products include: Serverscheck Monitoring Software. Version information: through 14.3.3.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.