LOW
Memory leak in Siemens Automation License Manager (ALM) 4.x and 5.x before 5.2 allows remote attackers to cause a denial of service (memory consumption) via crafted packets
Published Dec 18, 2012
3.3
LOWCVSS 2.0
EPSS 0.89%
Description
Memory leak in Siemens Automation License Manager (ALM) 4.x and 5.x before 5.2 allows remote attackers to cause a denial of service (memory consumption) via crafted packets.
Affected products
No data.
OR
- 4.0
- 5.0
- 5.1
- 5.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
3.3 LOW NVD
AV:A/AC:L/Au:N/C:N/I:N/A:P
Access Vector Adjacent
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.89% 0.00892
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00892
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.89% (0.00892) | 57.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.90% (0.00900) | 54.79th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.10% (0.00104) | 26.01th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.17% (0.00174) | 55.82th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.10% (0.00096) | 39.65th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.09% (0.00089) | 36.42th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.08% (0.00083) | 33.64th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.19% (0.00190) | 56.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.20% (0.00196) | 55.64th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
Weaknesses (1)
References (2)
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-783261.pdf Vendor Advisory
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-349-01.pdf US Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-783261.pdf | Vendor Advisory | |
| http://www.us-cert.gov/control_systems/pdf/ICSA-12-349-01.pdf | US Government Resource |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner icscert
Published Dec 18, 2012
Updated May 23, 2025
Reserved Aug 28, 2012
Link CVE-2012-4691
CISA Vulnrichment
Updated n/a