CVE-2023-41642
Published: 31 August 2023
Summary
CVE-2023-41642 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Grupposcai Realgimm. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 4.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2023-41642 is a reflected cross-site scripting vulnerability affecting the ErroreNonGestito.aspx component of GruppoSCAI RealGimm version 1.1.37p38. The flaw, tracked under CWE-79, permits injection of arbitrary JavaScript into the VIEWSTATE parameter, enabling execution in a victim user's browser context. It carries a CVSS 3.1 score of 6.1 with network attack vector, low complexity, no required privileges, and required user interaction.
An unauthenticated remote attacker can exploit the issue by crafting a malicious link or request that supplies a malicious VIEWSTATE payload; when a victim user follows the link, the script runs with the privileges of that user, potentially allowing theft of session data or other client-side actions within the application's origin.
Public references consist of proof-of-concept disclosures hosted on GitHub by CapgeminiCisRedTeam, with no vendor advisory or patch information provided. The associated EPSS score has remained flat at 0.1701 with no material increase since publication.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-46135
Vulnerability details
Multiple reflected cross-site scripting (XSS) vulnerabilities in the ErroreNonGestito.aspx component of GruppoSCAI RealGimm 1.1.37p38 allow attackers to execute arbitrary Javascript in the context of a victim user's browser via a crafted payload injected into the VIEWSTATE parameter.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.