PT-2023-3390 · Siemens · Totally Integrated Automation Portal

Alon Dankner + 4 · Published 2023-06-13 · Updated 2024-12-10 · CVE-2023-30757

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Totally Integrated Automation Portal (TIA Portal) versions V14 through V20

Description The issue is related to a flaw in the know-how protection feature of the affected products, which does not properly update the encryption of existing program blocks when a project file is updated. This could allow attackers with access to the project file to recover previous, yet unprotected, versions of the project without the knowledge of the know-how protection password.

Recommendations For Totally Integrated Automation Portal (TIA Portal) versions V14 through V20, consider restricting access to project files to minimize the risk of exploitation until a patch is available. As a temporary workaround, avoid updating project files that contain sensitive information until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Protection Mechanism Failure

Weakness Enumeration

CWE-693

Related Identifiers

BDU:2023-03558

CVE-2023-30757

Affected Products

Totally Integrated Automation Portal

References · 10

• https://bdu.fstec.ru/vul/2023-03558 · Security Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-042050.pdf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-30757 · Security Note
• https://osv.dev/vulnerability/CVE-2023-30757 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2023061512 · Note
• https://t.me/cvenotify/63284 · Telegram Post
• https://t.me/cvenotify/53671 · Telegram Post
• https://vuldb.com/?id.231335 · Note
• https://cert-portal.siemens.com/productcert/html/ssa-042050.html · Note
• https://t.me/cvenotify/103706 · Telegram Post