Description
Heap-based buffer overflow in the Siemens WinCC Runtime Advanced Loader, as used in SIMATIC WinCC flexible Runtime and SIMATIC WinCC (TIA Portal) Runtime Advanced, allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted packet to TCP port 2308.
Advisories 1
- ICSA-11-244-01 Siemens WinCC Flexible Runtime Heap Overflow CISA ICS & IT advisories · Jun 5, 2025
References
- http://support.automation.siemens.com/WW/view/en/29054992
- http://cache.automation.siemens.com/dnl/jI/jI0NDY5AAAA_29054992_FAQ/Siemens_Security_Advisory_SSA-460621_V1_2.pdf
- simatic-wincc-runtime-bo(69803) vdb-entry
- 46011 third-party-advisory
- http://www.us-cert.gov/control_systems/pdf/ICSA-11-244-01.pdf