Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to bypass a replay protection mechanism via packets on TCP port 102.
https://ics-cert.us-cert.gov/advisories/ICSA-16-040-02
http://www.securitytracker.com/id/1034954
http://www.securityfocus.com/bid/83110
https://cert-portal.siemens.com/productcert/pdf/ssa-253230.pdf
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-253230.pdf
Source: Mitre, NVD
Published: 2016-02-08
Updated: 2025-04-12
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS: 0.0167