What is the CVSS score of CVE-2019-17663?

CVE-2019-17663 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 1.0%.

Dir 866L Firmware CVE-2019-17663

MEDIUM

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

2019-10-16 cve@mitre.org

XSS D-Link Dir 866L Firmware

6.1

CVSS 3.1 · 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:3.1/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 16, 2019 - 18:15 nvd

MEDIUM 6.1

DescriptionNVD

D-Link DIR-866L 1.03B04 devices allow XSS via HtmlResponseMessage in the device common gateway interface, leading to common injection.

AnalysisAI

D-Link DIR-866L 1.03B04 devices allow XSS via HtmlResponseMessage in the device common gateway interface, leading to common injection. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. 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. D-Link DIR-866L 1.03B04 devices allow XSS via HtmlResponseMessage in the device common gateway interface, leading to common injection. Affected products include: D-Link Dir-866L Firmware.

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.