Use After Free in Siemens Simatic Drive Controller Cpu 1504d Tf
CVE-2023-46156
Affected devices improperly handle specially crafted packets sent to port 102/tcp. This could allow an attacker to create a denial of service condition. A restart is needed to restore normal operations.
Vulnerability class: Use-After-Free
EPSS: 0.000 (9.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C.
Affected products
- Siemens Simatic Drive Controller Cpu 1504d Tf — versions 0
- Siemens Simatic Drive Controller Cpu 1507d Tf — versions 0
- Siemens Simatic Et 200sp Open Controller Cpu 1515sp Pc2 (Incl. Siplus Variants) — versions 0
- Siemens Simatic S7-1500 Cpu 1510sp-1 Pn — versions 0
- Siemens Simatic S7-1500 Cpu 1510sp F-1 Pn — versions 0
- Siemens Simatic S7-1500 Cpu 1511-1 Pn — versions 0
- Siemens Simatic S7-1500 Cpu 1511c-1 Pn — versions 0
- Siemens Simatic S7-1500 Cpu 1511f-1 Pn — versions 0
- Siemens Simatic S7-1500 Cpu 1511t-1 Pn — versions 0
- Siemens Simatic S7-1500 Cpu 1511tf-1 Pn — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2023-46156?
- CVE-2023-46156 is a high-severity vulnerability in Siemens Simatic Drive Controller Cpu 1504d Tf, classified under Use After Free. CVSS score: 7.5/10. Published 2023-12-12.
- How severe is CVE-2023-46156?
- High severity. CVSS v3 base score is 7.5 out of 10.