A vulnerability has been identified in JT Utilities (All versions < V13.0.2.0). When parsing specially crafted JT files, a missing check for the validity of an iterator leads to NULL pointer deference condition, causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.
Published 2021-07-13 11:15:10
Updated 2021-07-20 18:33:43
Source Siemens AG
View at NVD,   CVE.org
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2021-33714

Probability of exploitation activity in the next 30 days: 0.05%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 18 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-33714

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
2.1
LOW AV:L/AC:L/Au:N/C:N/I:N/A:P
3.9
2.9
nvd@nist.gov
5.5
MEDIUM CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1.8
3.6
nvd@nist.gov

CWE ids for CVE-2021-33714

  • A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
    Assigned by: productcert@siemens.com (Primary)

References for CVE-2021-33714

Products affected by CVE-2021-33714

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