CVE & CISA-KEV Catalog

CVE-2022-34820

HIGHEPSS 74th pctl
8.4
CVSS v3
NVD

Description

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application does not correctly escape some user provided fields during the authentication process. This could allow an attacker to inject custom commands and execute arbitrary code with elevated privileges.

CWE-77Command InjectionCWE-116

How to fix

Remediation Available
simatic cp 1242-7 v2 firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD
simatic cp 1243-1 firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD
simatic cp 1243-7 lte eu firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD
simatic cp 1243-7 lte us firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD
simatic cp 1243-8 irc firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD
simatic cp 1542sp-1 irc firmwareNVD
Affected:>= 2.0, < 2.2.28Fixed in:2.2.28CVE-2022-34820derived from NVD
simatic cp 1543-1 firmwareNVD
Affected:< 3.0.22Fixed in:3.0.22CVE-2022-34820derived from NVD
simatic cp 1543sp-1 firmwareNVD
Affected:>= 2.0, < 2.2.28Fixed in:2.2.28CVE-2022-34820derived from NVD
siplus et 200sp cp 1542sp-1 irc tx rail firmwareNVD
Affected:>= 2.0, < 2.2.28Fixed in:2.2.28CVE-2022-34820derived from NVD
siplus et 200sp cp 1543sp-1 isec firmwareNVD
Affected:>= 2.0, < 2.2.28Fixed in:2.2.28CVE-2022-34820derived from NVD
siplus et 200sp cp 1543sp-1 isec tx rail firmwareNVD
Affected:>= 2.0, < 2.2.28Fixed in:2.2.28CVE-2022-34820derived from NVD
siplus net cp 1242-7 v2 firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD
siplus net cp 1543-1 firmwareNVD
Affected:< 3.0.22Fixed in:3.0.22CVE-2022-34820derived from NVD
siplus s7-1200 cp 1243-1 firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD
siplus s7-1200 cp 1243-1 rail firmwareNVD
Affected:< 3.3.46Fixed in:3.3.46CVE-2022-34820derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

1.65%probability of exploitation in 30 days
74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

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Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.