Vulnerability · Published Jun 2, 2026 · Assigned by VulnCheck
CVE-2021-4478Dräger CC-Vision Basic and CC-Vision E-Cal Out-of-Bounds Write via Malicious GDT File
High 8.2
In plain English
A high-severity out-of-bounds write in CC-Vision Basic from Dräger. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 2% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.1%top 98.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Dräger CC-Vision Basic before 7.5.3 and Dräger CC-Vision E-Cal before 7.2.5.0 contain an out-of-bounds write vulnerability when loading .gdt files. A crafted .gdt file can trigger a buffer overflow during file parsing, allowing an attacker to crash the application or execute malicious code on the underlying system.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Dräger | CC-Vision Basic | 0 – before 7.5.3 |
| Dräger | CC-Vision E-Cal | 0 – before 7.2.5.0 |
Weakness: CWE-787 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H