RCE in Starwindsoftware Starwind_virtual_san
CVE-2021-42574
An issue was discovered in the Bidirectional Algorithm in the Unicode Specification through 14.0. It permits the visual reordering of characters via control sequences, which can be used to craft source code that renders different logic tha…
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.122 (95.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.
Affected products
- Starwindsoftware Starwind_virtual_san — versions v8r13
- Unicode
- Fedoraproject Fedora — versions 33, 34, 35
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Release Notes, Vendor Advisory)
- cve@mitre.org (Technical Description, Exploit, Third Party Advisory)
- cve@mitre.org (mailing-list, Exploit, Mailing List, Third Party Advisory, Mitigation)
- cve@mitre.org (mailing-list, Exploit, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (US Government Resource, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2021-42574?
- CVE-2021-42574 is a high-severity vulnerability in Starwindsoftware Starwind_virtual_san, classified under Code Injection. CVSS score: 8.3/10. Published 2021-11-01.
- How severe is CVE-2021-42574?
- High severity. CVSS v3 base score is 8.3 out of 10.
- Is CVE-2021-42574 known to be exploited?
- 30 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.