What is the CVSS score of CVE-2018-17868?

CVE-2018-17868 has a CVSS 3.0 base score of 4.8 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2018-17868?

Yes, a public proof-of-concept exploit is available for CVE-2018-17868. Prioritise patching immediately. EPSS: 0.5%.

H660Gw Firmware CVE-2018-17868

MEDIUM

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

2018-10-01 cve@mitre.org

XSS H660Gw Firmware

4.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

4.8 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Oct 01, 2018 - 23:29 nvd

MEDIUM 4.8

DescriptionNVD

DASAN H660GW devices have Stored XSS in the Port Forwarding functionality.

AnalysisAI

DASAN H660GW devices have Stored XSS in the Port Forwarding functionality. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, 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. DASAN H660GW devices have Stored XSS in the Port Forwarding functionality. Affected products include: Dasan H660Gw 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.