CVE-2021-33715
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing...
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing specially crafted JT files, a race condition could cause an object to be released before being operated on, leading to NULL pointer deference condition and causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing specially crafted JT files, a race condition could cause an object to be released before being operated on, leading to NULL pointer deference condition and causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.
- Record
CVE-2021-33715- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE List No score
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing specially crafted JT files, a race condition could cause an object to be released before being operated on, leading to NULL pointer deference condition and causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.
- Record
CVE-2021-33715- Weakness
- CWE-476
- Updated
- 2026-11-02
EUVDEUVD-2021-20392 No score
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing specially crafted JT files, a race condition could cause an object to be released before being operated on, leading to NULL pointer deference condition and causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.
- Record
EUVD-2021-20392- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3xx5-g4fv-w39v
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing...
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing specially crafted JT files, a race condition could cause an object to be released before being operated on, leading to NULL pointer deference condition and causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.
- Record
GHSA-3xx5-g4fv-w39v- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-33715 is a medium vulnerability (CVSS 5.5) in Siemens Jt Utilities, published July 13, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. No source names a fixed version.