CVE-2021-33715 json
A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0).
published 2021-07-13 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-20392
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 14%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- siemens jt_utilities 13.0.2.0
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-21-194-09 updated cvss 5.5
Siemens JT Utilities
-
Siemens JT Utilities <V13.0.2.0affected: fixed in V13.0.2.0, mitigation
Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf
Exploit prediction
0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- Siemens JT Utilities
Classification
- Weakness
-
- CWE-476 NULL Pointer Dereference
References
-
cert-portal.siemens.com
/productcert/pdf/ssa-209268.pdf
vendor-advisory
Sources
- CVE List CVE-2021-33715
- NVD CVE-2021-33715
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