Buffer overflow in Siemens products - CVE-2019-19282
Published: February 12, 2020
Vulnerability identifier: #VU25259
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-19282
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing messages. A remote attacker can send a specially crafted messages, trigger memory corruption and cause a denial of service condition on the target system.
Affected software
SIMATIC NET PC Software
Siemens SIMATIC WinCC
OpenPCS 7
SIMATIC BATCH
SIMATIC Route Control
SIMATIC PCS 7
SIMATIC WinCC (TIA Portal)
Siemens SIMATIC WinCC
OpenPCS 7
SIMATIC BATCH
SIMATIC Route Control
SIMATIC PCS 7
SIMATIC WinCC (TIA Portal)
How to mitigate CVE-2019-19282
Install updates from vendor's website.
Siemens SIMATIC WinCC - update to 7.5.1 Upd1
SIMATIC WinCC (TIA Portal) - update to 13 SP2
SIMATIC WinCC (TIA Portal) - update to 13 SP2