CVE-2022-47374

A vulnerability has been identified in SIMATICPC-Station Plus (All versions), SIMATIC S7-400 CPU 412-2 PN V7 (All versions), SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions), SINAMICS S120 (incl. SIPLUS variants) (All versions < V5.2 SP3 HF15), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions). The affected products do not handle HTTP(S) requests to the web server correctly.

This could allow an attacker to exhaust system resources and create a denial of service condition for the device.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
siemensCNA
7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 44%
VendorProductVersion
siemens6es7412-2ek07-0ab0_firmware
*
siemens6es7414-3em07-0ab0_firmware
*
siemens6es7414-3fm07-0ab0_firmware
*
siemens6es7416-3es07-0ab0_firmware
*
siemens6es7416-3fs07-0ab0_firmware
*
siemens6ag1414-3em07-7ab0_firmware
*
siemens6ag1416-3es07-7ab0_firmware
*
siemenssinamics_s120_firmware
-
siemenssinamics_s120_firmware
4.7
siemenssinamics_s120_firmware
4.8
siemenssinamics_s120_firmware
4.9
siemenssinamics_s120_firmware
5.0
siemenssinamics_s120_firmware
5.1:sp1
siemenssinamics_s120_firmware
5.1:sp1_hotfix1
siemenssinamics_s120_firmware
5.1:sp1_hotfix13
siemenssinamics_s120_firmware
5.2
siemenssinamics_s120_firmware
5.2:hotfix1
siemenssinamics_s120_firmware
5.2:hotfix11
siemenssinamics_s120_firmware
5.2:hotfix7
siemenssinamics_s120_firmware
5.2:sp3
siemenssinamics_s120_firmware
5.2:sp3_hotfix1
siemenssinamics_s120_firmware
5.2:sp3_hotfix13
siemenssinamics_s120_firmware
5.2:sp3_hotfix6
siemenssinamics_s120_firmware
5.2:sp3_hotfix9
siemenssimatic_pc-station_plus_firmware
*
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://cert-portal.siemens.com/productcert/pdf/ssa-892915.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-892915.pdf