PT-2019-12089 · Siemens · Simatic Hmi Panels+13

Published 2019-08-13 · Updated 2022-08-10 · CVE-2019-10929

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions SIMATIC CP 1626 (All versions) SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) (All versions < V20.8) SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions < V20.8) SIMATIC HMI Panel (incl. SIPLUS variants) (All versions) SIMATIC NET PC Software V14 (All versions < V14 SP1 Update 14) SIMATIC NET PC Software V15 (All versions) SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions < V4.4.0) SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions < V2.8.1) SIMATIC S7-1500 Software Controller (All versions < V20.8) SIMATIC S7-PLCSIM Advanced (All versions < V3.0) SIMATIC STEP 7 (TIA Portal) (All versions < V16) SIMATIC WinCC (TIA Portal) (All versions < V16) SIMATIC WinCC OA (All versions < V3.16 P013) SIMATIC WinCC Runtime Advanced (All versions < V16) SIMATIC WinCC Runtime Professional (All versions < V16) TIM 1531 IRC (incl. SIPLUS NET variants) (All versions < V2.1)

Description The affected devices contain a message protection bypass vulnerability due to certain properties in the calculation used for integrity protection. This could allow an attacker in a Man-in-the-Middle position to modify network traffic sent on port 102/tcp to the affected devices.

Recommendations For SIMATIC CP 1626, update to a version that addresses the vulnerability. For SIMATIC ET 200SP Open Controller CPU 1515SP PC and SIMATIC ET 200SP Open Controller CPU 1515SP PC2, update to version V20.8 or later. For SIMATIC HMI Panel, update to a version that addresses the vulnerability. For SIMATIC NET PC Software V14, update to V14 SP1 Update 14 or later. For SIMATIC NET PC Software V15, update to a version that addresses the vulnerability. For SIMATIC S7-1200 CPU family, update to version V4.4.0 or later. For SIMATIC S7-1500 CPU family, update to version V2.8.1 or later. For SIMATIC S7-1500 Software Controller, update to version V20.8 or later. For SIMATIC S7-PLCSIM Advanced, update to version V3.0 or later. For SIMATIC STEP 7 (TIA Portal) and SIMATIC WinCC (TIA Portal), update to version V16 or later. For SIMATIC WinCC OA, update to version V3.16 P013 or later. For SIMATIC WinCC Runtime Advanced and SIMATIC WinCC Runtime Professional, update to version V16 or later. For TIM 1531 IRC, update to version V2.1 or later.

Fix

Use of a Broken Cryptographic Algorithm

Weakness Enumeration

CWE-327

Related Identifiers

CVE-2019-10929

Affected Products

Simatic Cp 1626

Simatic Et 200Sp Open Controller Cpu 1515Sp Pc

Simatic Et 200Sp Open Controller Cpu 1515Sp Pc2

Simatic Hmi Panels

Simatic Net Pc

Simatic S7-1200 Cpu

Simatic S7-1500 Cpu

Simatic S7-1500 Software Controller

Simatic S7-Plcsim Advanced

Simatic Step 7

Simatic Wincc

Simatic Wincc Runtime Advanced

Simatic Wincc Runtime Professional

Tim 1531 Irc

References · 5

• https://cert-portal.siemens.com/productcert/pdf/ssa-273799.pdf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-10929 · Security Note
• https://osv.dev/vulnerability/CVE-2019-10929 · Vendor Advisory
• https://cert-portal.siemens.com/productcert/pdf/ssa-232418.pdf · Vendor Advisory
• https://us-cert.gov/ics/advisories/icsa-19-344-04 · Note