CVE-2023-28831 is an integer overflow vulnerability in the OPC UA implementations (ANSI C and C++) of Siemens products. An unauthenticated remote attacker can exploit this by sending a specially crafted certificate, causing the application to enter an infinite loop and resulting in a denial-of-service condition. With a CVSS score of 7.5 (HIGH), this vulnerability is easily exploitable over the network with low attack complexity and no user interaction required. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.2CPE matchmatch criteria | cpe:2.3:o:siemens:simatic_cloud_connect_7_cc712_firmware:*:*:*:*:*:*:*:* | ||
< 2.2CPE matchmatch criteria | cpe:2.3:o:siemens:simatic_cloud_connect_7_cc716_firmware:*:*:*:*:*:*:*:* | ||
< 2.2CPE matchmatch criteria | cpe:2.3:o:siemens:simatic_drive_controller_cpu_1504d_tf_firmware:*:*:*:*:*:*:*:* | ||
< 2.9.7CPE matchmatch criteria | cpe:2.3:o:siemens:simatic_drive_controller_cpu_1507d_tf_firmware:*:*:*:*:*:*:*:* | ||
< 2.9.7CPE matchmatch criteria | cpe:2.3:o:siemens:simatic_et_200sp_open_controller_cpu_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.