CVE-2020-28397 is an information disclosure vulnerability affecting various Siemens SIMATIC controllers and related products. An attacker can exploit an incorrect authorization check to extract protected PLC program variables over port 102/tcp. This vulnerability has a CVSS score of 5.3 (Medium), indicating low impact on confidentiality and no impact on integrity or availability, with network access and low attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.9.2CPE matchmatch criteria | cpe:2.3:o:siemens:cpu_1504d_tf_firmware:*:*:*:*:*:*:*:* | ||
< 2.9.2CPE matchmatch criteria | cpe:2.3:o:siemens:cpu_1507d_tf_firmware:*:*:*:*:*:*:*:* | ||
< 21.9CPE matchmatch criteria | cpe:2.3:o:siemens:cpu_1515sp_pc2_tf_firmware:*:*:*:*:*:*:*:* | ||
>= 2.0, < 4.0CPE matchmatch criteria | cpe:2.3:o:siemens:simatic_s7_plcsim_advanced_firmware:*:*:*:*:*:*:*:* | ||
>= 2.5, < 21.9CPE matchmatch criteria | cpe:2.3:a:siemens:simatic_s7-1500_software_controller:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.