What is the CVSS score of CVE-2023-31703?

CVE-2023-31703 has a CVSS 3.1 base score of 9.0 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H. EPSS exploitation probability: 4.5%.

Is there a public PoC exploit available for CVE-2023-31703?

Yes, a public proof-of-concept exploit is available for CVE-2023-31703. Prioritise patching immediately. EPSS: 4.5%.

Escan Management Console CVE-2023-31703

CRITICAL

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

2023-05-17 cve@mitre.org

RCE XSS Escan Management Console

9.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.0 CRITICAL

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

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:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 17, 2023 - 13:15 nvd

CRITICAL 9.0

DescriptionNVD

Cross Site Scripting (XSS) in the edit user form in Microworld Technologies eScan management console 14.0.1400.2281 allows remote attacker to inject arbitrary code via the from parameter.

AnalysisAI

Cross Site Scripting (XSS) in the edit user form in Microworld Technologies eScan management console 14.0.1400.2281 allows remote attacker to inject arbitrary code via the from parameter. Rated critical severity (CVSS 9.0), 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. Cross Site Scripting (XSS) in the edit user form in Microworld Technologies eScan management console 14.0.1400.2281 allows remote attacker to inject arbitrary code via the from parameter. Affected products include: Escanav Escan Management Console.

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.