CVE-2021-32542
Published: 28 May 2021
Summary
CVE-2021-32542 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Sysjust Cts Web. Its CVSS base score is 4.7 (Medium).
Operationally, ranked in the top 33.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-19388
Vulnerability details
The parameters of the specific functions in the CTS Web trading system do not filter special characters, which allows unauthenticated attackers can remotely perform reflected XSS and obtain the users’ connection token that triggered the attack.
- 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.