What is the CVSS score of CVE-2021-30003?

CVE-2021-30003 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2021-30003?

Yes, a public proof-of-concept exploit is available for CVE-2021-30003. Prioritise patching immediately. EPSS: 0.6%.

G 120W F Firmware CVE-2021-30003

MEDIUM

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

2021-04-02 cve@mitre.org

XSS Nokia G 120W F Firmware

4.8

CVSS 3.1 · 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:3.1/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

Apr 02, 2021 - 05:15 nvd

MEDIUM 4.8

DescriptionNVD

An issue was discovered on Nokia G-120W-F 3FE46606AGAB91 devices. There is Stored XSS in the administrative interface via urlfilter.cgi?add url_address.

AnalysisAI

An issue was discovered on Nokia G-120W-F 3FE46606AGAB91 devices. 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. An issue was discovered on Nokia G-120W-F 3FE46606AGAB91 devices. There is Stored XSS in the administrative interface via urlfilter.cgi?add url_address. Affected products include: Nokia G-120W-F 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.