CVE-2023-0973
Step Tools Third-Party
STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which could allow an attacker to deny application usage when reading a specially constructed file, resulting in an application crash.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Step Tools Third-Party
STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which could allow an attacker to deny application usage when reading a specially constructed file, resulting in an application crash.
- Record
CVE-2023-0973- CVSS 3.1
- 2.2 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L - Weakness
- CWE-476
- Updated
- 2026-11-02
EUVDEUVD-2023-12958
STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which could allow an attacker to deny application usage when reading a specially constructed file, resulting in an application crash.
- Record
EUVD-2023-12958- CVSS 3.1
- 2.2 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-37v4-7665-mgq9
STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which...
STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which could allow an attacker to deny application usage when reading a specially constructed file, resulting in an application crash.
- Record
GHSA-37v4-7665-mgq9- 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
NVD
STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which could allow an attacker to deny application usage when reading a specially constructed file, resulting in an application crash.
- Record
CVE-2023-0973- CVSS 3.1
- 2.2 Low
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L - 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, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-0973 is a low vulnerability (CVSS 2.2) in Step Tools V18sp1 Ifcmesh Library, published March 13, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 5th percentile. No source names a fixed version.