Unrated severityNVD Advisory· Published Sep 12, 2023· Updated Nov 11, 2025

CVE-2023-28831

Description

The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation.

This could allow an unauthenticated remote attacker to create a denial of service condition by sending a specially crafted certificate.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Siemens/SIMATIC BRAUMATv5
Range: 0
Siemens Foundation/SIMATIC Cloud Connect 7 CC712cpe-rescue2 versions
0+ 1 more
- (no CPE)range: 0
- (no CPE)range: 0
Siemens/SIMATIC Comfort/Mobile RTv5
Range: 0
Siemens Foundation/SIMATIC Drive Controller familycpe-rescue2 versions
V3.0.1+ 1 more
- (no CPE)range: V3.0.1
- (no CPE)range: V3.0.1
Siemens Foundation/Simatic S7 1511 1 Pn CPUcpe-rescue7 versions
0+ 6 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens/SIMATIC ET 200SP CPU 1510SP F-1 PNv5
Range: 0
Siemens/SIMATIC ET 200SP CPU 1512SP-1 PNv5
Range: 0
Siemens/SIMATIC ET 200SP CPU 1512SP F-1 PNv5
Range: 0
Siemens Foundation/Simatic S7 1515 2 Pn CPUcpe-rescue7 versions
0+ 6 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens/SIMATIC ET 200SP CPU 1514SP F-2 PNv5
Range: 0
Siemens/SIMATIC ET 200SP CPU 1514SPT-2 PNv5
Range: 0
Siemens/SIMATIC ET 200SP CPU 1514SPT F-2 PNv5
Range: 0
Siemens Foundation/SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants)cpe-rescue
Range: V30.0.0
Siemens Foundation/SIMATIC IPC DiagBasecpe-rescue
Range: 0
Siemens Foundation/Simatic Net Pc Softwarecpe-rescue4 versions
0+ 3 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/Simatic Pcs7cpe-rescue
Range: 0
Siemens Foundation/PCS neocpe-rescue
Range: 0
Siemens Foundation/Simatic S7 1513 1 Pn CPUcpe-rescue2 versions
0+ 1 more
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/Simatic S7 1516 3 Pn\/dp CPUcpe-rescue8 versions
0+ 7 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/Simatic S7 1516f 3 Pn\/dp CPUcpe-rescue2 versions
0+ 1 more
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/Simatic S7 1518 4 Pn\/dp CPUcpe-rescue5 versions
0+ 4 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/Simatic S7 1518f 4 Pn\/dp CPUcpe-rescue3 versions
0+ 2 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens/SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PNv5
Range: 0
Siemens/SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PNv5
Range: 0
Siemens Foundation/Simatic S7 1500 Software Controllercpe-rescue2 versions
0+ 1 more
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/SIMATIC S7-PLCSIM V17cpe-rescue
Range: 0
Siemens/SIMATIC SISTARv5
Range: 0
Siemens Foundation/Wincccpe-rescue6 versions
0+ 5 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/Simatic Wincc Sm\@rtclientcpe-rescue
Range: 0
Siemens Foundation/Simatic Wincc Runtimecpe-rescue4 versions
0+ 3 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens Foundation/SIMATIC WinCC Unified V19cpe-rescue
Range: 0
Siemens Foundation/SINUMERIK ONEcpe-rescue2 versions
0+ 1 more
- (no CPE)range: 0
- (no CPE)range: 0
Siemens/SIPLUS ET 200SP CPU 1510SP-1 PNv5
Range: 0
Siemens Foundation/SIPLUS ET 200SP CP 1542SP-1 IRC TX RAILcpe-rescue3 versions
0+ 2 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0
Siemens/SIPLUS ET 200SP CPU 1510SP F-1 PNv5
Range: 0
Siemens/SIPLUS ET 200SP CPU 1510SP F-1 PN RAILv5
Range: 0
Siemens/SIPLUS ET 200SP CPU 1512SP-1 PNv5
Range: 0
Siemens/SIPLUS ET 200SP CPU 1512SP F-1 PNv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1511-1 PNv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1511-1 PN T1 RAILv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1511-1 PN TX RAILv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1511F-1 PNv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1513-1 PNv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1513F-1 PNv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1515F-2 PNv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1515F-2 PN RAILv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1515F-2 PN T2 RAILv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1516-3 PN/DP RAILv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAILv5
Range: 0
Siemens/SIPLUS S7-1500 CPU 1516F-3 PN/DP RAILv5
Range: 0
Siemens Foundation/Siplus S7 1500 CPU 1518 4 Pn\/dp Mfp Firmwarecpe-rescue3 versions
0+ 2 more
- (no CPE)range: 0
- (no CPE)range: 0
- (no CPE)range: 0

cvss	0.000
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

CVE-2023-28831

Description

AI Insight

Affected products

Patches

Vulnerability mechanics

References

News mentions