What is the CVSS score of CVE-2019-18267?

CVE-2019-18267 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 1.6%.

S2020 Firmware CVE-2019-18267

MEDIUM

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

2019-12-18 ics-cert@hq.dhs.gov

XSS Information Disclosure RCE CSRF S2020 Firmware S2020G Firmware

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Dec 18, 2019 - 20:15 nvd

MEDIUM 5.4

DescriptionNVD

An issue was found in GE S2020/S2020G Fast Switch 61850, S2020/S2020G Fast Switch 61850 Versions 07A03 and prior. An attacker can inject arbitrary Javascript in a specially crafted HTTP request that may be reflected back in the HTTP response. The device is also vulnerable to a stored cross-site scripting vulnerability that may allow session hijacking, disclosure of sensitive data, cross-site request forgery (CSRF) attacks, and remote code execution.

AnalysisAI

An issue was found in GE S2020/S2020G Fast Switch 61850, S2020/S2020G Fast Switch 61850 Versions 07A03 and prior. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, 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. An issue was found in GE S2020/S2020G Fast Switch 61850, S2020/S2020G Fast Switch 61850 Versions 07A03 and prior. An attacker can inject arbitrary Javascript in a specially crafted HTTP request that may be reflected back in the HTTP response. The device is also vulnerable to a stored cross-site scripting vulnerability that may allow session hijacking, disclosure of sensitive data, cross-site request forgery (CSRF) attacks, and remote code execution. Affected products include: Ge S2020 Firmware, Ge S2020G 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.