CVE-2022-34821

Description

A vulnerability has been identified in RUGGEDCOM RM1224 LTE(4G) EU (6GK6108-4AM00-2BA2), RUGGEDCOM RM1224 LTE(4G) NAM (6GK6108-4AM00-2DA2), SCALANCE M804PB (6GK5804-0AP00-2AA2), SCALANCE M812-1 ADSL-Router (6GK5812-1AA00-2AA2), SCALANCE M812-1 ADSL-Router (6GK5812-1BA00-2AA2), SCALANCE M816-1 ADSL-Router (6GK5816-1AA00-2AA2), SCALANCE M816-1 ADSL-Router (6GK5816-1BA00-2AA2), SCALANCE M826-2 SHDSL-Router (6GK5826-2AB00-2AB2), SCALANCE M874-2 (6GK5874-2AA00-2AA2), SCALANCE M874-3 (6GK5874-3AA00-2AA2), SCALANCE M876-3 (6GK5876-3AA02-2BA2), SCALANCE M876-3 (ROK) (6GK5876-3AA02-2EA2), SCALANCE M876-4 (6GK5876-4AA10-2BA2), SCALANCE M876-4 (EU) (6GK5876-4AA00-2BA2), SCALANCE M876-4 (NAM) (6GK5876-4AA00-2DA2), SCALANCE MUM853-1 (EU) (6GK5853-2EA00-2DA1), SCALANCE MUM856-1 (EU) (6GK5856-2EA00-3DA1), SCALANCE MUM856-1 (RoW) (6GK5856-2EA00-3AA1), SCALANCE S615 EEC LAN-Router (6GK5615-0AA01-2AA2), SCALANCE S615 LAN-Router (6GK5615-0AA00-2AA2), SCALANCE SC622-2C (6GK5622-2GS00-2AC2), SCALANCE SC622-2C (6GK5622-2GS00-2AC2), SCALANCE SC626-2C (6GK5626-2GS00-2AC2), SCALANCE SC626-2C (6GK5626-2GS00-2AC2), SCALANCE SC632-2C (6GK5632-2GS00-2AC2), SCALANCE SC632-2C (6GK5632-2GS00-2AC2), SCALANCE SC636-2C (6GK5636-2GS00-2AC2), SCALANCE SC636-2C (6GK5636-2GS00-2AC2), SCALANCE SC642-2C (6GK5642-2GS00-2AC2), SCALANCE SC642-2C (6GK5642-2GS00-2AC2), SCALANCE SC646-2C (6GK5646-2GS00-2AC2), SCALANCE SC646-2C (6GK5646-2GS00-2AC2), SCALANCE WAB762-1 (6GK5762-1AJ00-6AA0), SCALANCE WAM763-1 (6GK5763-1AL00-7DA0), SCALANCE WAM763-1 (ME) (6GK5763-1AL00-7DC0), SCALANCE WAM763-1 (US) (6GK5763-1AL00-7DB0), SCALANCE WAM766-1 (6GK5766-1GE00-7DA0), SCALANCE WAM766-1 (ME) (6GK5766-1GE00-7DC0), SCALANCE WAM766-1 (US) (6GK5766-1GE00-7DB0), SCALANCE WAM766-1 EEC (6GK5766-1GE00-7TA0), SCALANCE WAM766-1 EEC (ME) (6GK5766-1GE00-7TC0), SCALANCE WAM766-1 EEC (US) (6GK5766-1GE00-7TB0), SCALANCE WUB762-1 (6GK5762-1AJ00-1AA0), SCALANCE WUB762-1 iFeatures (6GK5762-1AJ00-2AA0), SCALANCE WUM763-1 (6GK5763-1AL00-3AA0), SCALANCE WUM763-1 (6GK5763-1AL00-3DA0), SCALANCE WUM763-1 (US) (6GK5763-1AL00-3AB0), SCALANCE WUM763-1 (US) (6GK5763-1AL00-3DB0), SCALANCE WUM766-1 (6GK5766-1GE00-3DA0), SCALANCE WUM766-1 (ME) (6GK5766-1GE00-3DC0), SCALANCE WUM766-1 (USA) (6GK5766-1GE00-3DB0), SIMATIC CP 1242-7 V2 (6GK7242-7KX31-0XE0), SIMATIC CP 1243-1 (6GK7243-1BX30-0XE0), SIMATIC CP 1243-7 LTE EU (6GK7243-7KX30-0XE0), SIMATIC CP 1243-7 LTE US (6GK7243-7SX30-0XE0), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0), SIMATIC CP 1542SP-1 IRC (6GK7542-6VX00-0XE0), SIMATIC CP 1543-1 (6GK7543-1AX00-0XE0), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (6AG2542-6VX00-4XE0), SIPLUS ET 200SP CP 1543SP-1 ISEC (6AG1543-6WX00-7XE0), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (6AG2543-6WX00-4XE0), SIPLUS NET CP 1242-7 V2 (6AG1242-7KX31-7XE0), SIPLUS NET CP 1543-1 (6AG1543-1AX00-2XE0), SIPLUS S7-1200 CP 1243-1 (6AG1243-1BX30-2AX0), SIPLUS S7-1200 CP 1243-1 RAIL (6AG2243-1BX30-1XE0). By injecting code to specific configuration options for OpenVPN, an attacker could execute arbitrary code with elevated privileges.

Category

8.8
CVSS
Severity: High
CVSS 4.0 •
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.56%
Vendor Advisory siemens.com
Affected: Siemens RUGGEDCOM RM1224 LTE(4G) EU
Affected: Siemens RUGGEDCOM RM1224 LTE(4G) NAM
Affected: Siemens SCALANCE M804PB
Affected: Siemens SCALANCE M812-1 ADSL-Router
Affected: Siemens SCALANCE M812-1 ADSL-Router
Affected: Siemens SCALANCE M816-1 ADSL-Router
Affected: Siemens SCALANCE M816-1 ADSL-Router
Affected: Siemens SCALANCE M826-2 SHDSL-Router
Affected: Siemens SCALANCE M874-2
Affected: Siemens SCALANCE M874-3
Affected: Siemens SCALANCE M876-3
Affected: Siemens SCALANCE M876-3 (ROK)
Affected: Siemens SCALANCE M876-4
Affected: Siemens SCALANCE M876-4 (EU)
Affected: Siemens SCALANCE M876-4 (NAM)
Affected: Siemens SCALANCE MUM853-1 (EU)
Affected: Siemens SCALANCE MUM856-1 (EU)
Affected: Siemens SCALANCE MUM856-1 (RoW)
Affected: Siemens SCALANCE S615 EEC LAN-Router
Affected: Siemens SCALANCE S615 LAN-Router
Affected: Siemens SCALANCE SC622-2C
Affected: Siemens SCALANCE SC622-2C
Affected: Siemens SCALANCE SC626-2C
Affected: Siemens SCALANCE SC626-2C
Affected: Siemens SCALANCE SC632-2C
Affected: Siemens SCALANCE SC632-2C
Affected: Siemens SCALANCE SC636-2C
Affected: Siemens SCALANCE SC636-2C
Affected: Siemens SCALANCE SC642-2C
Affected: Siemens SCALANCE SC642-2C
Affected: Siemens SCALANCE SC646-2C
Affected: Siemens SCALANCE SC646-2C
Affected: Siemens SCALANCE WAB762-1
Affected: Siemens SCALANCE WAM763-1
Affected: Siemens SCALANCE WAM763-1 (ME)
Affected: Siemens SCALANCE WAM763-1 (US)
Affected: Siemens SCALANCE WAM766-1
Affected: Siemens SCALANCE WAM766-1 (ME)
Affected: Siemens SCALANCE WAM766-1 (US)
Affected: Siemens SCALANCE WAM766-1 EEC
Affected: Siemens SCALANCE WAM766-1 EEC (ME)
Affected: Siemens SCALANCE WAM766-1 EEC (US)
Affected: Siemens SCALANCE WUB762-1
Affected: Siemens SCALANCE WUB762-1 iFeatures
Affected: Siemens SCALANCE WUM763-1
Affected: Siemens SCALANCE WUM763-1
Affected: Siemens SCALANCE WUM763-1 (US)
Affected: Siemens SCALANCE WUM763-1 (US)
Affected: Siemens SCALANCE WUM766-1
Affected: Siemens SCALANCE WUM766-1 (ME)
Affected: Siemens SCALANCE WUM766-1 (USA)
Affected: Siemens SIMATIC CP 1242-7 V2
Affected: Siemens SIMATIC CP 1243-1
Affected: Siemens SIMATIC CP 1243-7 LTE EU
Affected: Siemens SIMATIC CP 1243-7 LTE US
Affected: Siemens SIMATIC CP 1243-8 IRC
Affected: Siemens SIMATIC CP 1542SP-1 IRC
Affected: Siemens SIMATIC CP 1543-1
Affected: Siemens SIMATIC CP 1543SP-1
Affected: Siemens SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL
Affected: Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC
Affected: Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL
Affected: Siemens SIPLUS NET CP 1242-7 V2
Affected: Siemens SIPLUS NET CP 1543-1
Affected: Siemens SIPLUS S7-1200 CP 1243-1
Affected: Siemens SIPLUS S7-1200 CP 1243-1 RAIL
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf patch vendor advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-413565.pdf
https://cert-portal.siemens.com/productcert/html/ssa-517377.html
https://cert-portal.siemens.com/productcert/html/ssa-413565.html

Frequently Asked Questions

What is the severity of CVE-2022-34821?
CVE-2022-34821 has been scored as a high severity vulnerability.
How to fix CVE-2022-34821?
To fix CVE-2022-34821, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-34821 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-34821 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-34821?
CVE-2022-34821 affects Siemens RUGGEDCOM RM1224 LTE(4G) EU, Siemens RUGGEDCOM RM1224 LTE(4G) NAM, Siemens SCALANCE M804PB, Siemens SCALANCE M812-1 ADSL-Router, Siemens SCALANCE M812-1 ADSL-Router, Siemens SCALANCE M816-1 ADSL-Router, Siemens SCALANCE M816-1 ADSL-Router, Siemens SCALANCE M826-2 SHDSL-Router, Siemens SCALANCE M874-2, Siemens SCALANCE M874-3, Siemens SCALANCE M876-3, Siemens SCALANCE M876-3 (ROK), Siemens SCALANCE M876-4, Siemens SCALANCE M876-4 (EU), Siemens SCALANCE M876-4 (NAM), Siemens SCALANCE MUM853-1 (EU), Siemens SCALANCE MUM856-1 (EU), Siemens SCALANCE MUM856-1 (RoW), Siemens SCALANCE S615 EEC LAN-Router, Siemens SCALANCE S615 LAN-Router, Siemens SCALANCE SC622-2C, Siemens SCALANCE SC622-2C, Siemens SCALANCE SC626-2C, Siemens SCALANCE SC626-2C, Siemens SCALANCE SC632-2C, Siemens SCALANCE SC632-2C, Siemens SCALANCE SC636-2C, Siemens SCALANCE SC636-2C, Siemens SCALANCE SC642-2C, Siemens SCALANCE SC642-2C, Siemens SCALANCE SC646-2C, Siemens SCALANCE SC646-2C, Siemens SCALANCE WAB762-1, Siemens SCALANCE WAM763-1, Siemens SCALANCE WAM763-1 (ME), Siemens SCALANCE WAM763-1 (US), Siemens SCALANCE WAM766-1, Siemens SCALANCE WAM766-1 (ME), Siemens SCALANCE WAM766-1 (US), Siemens SCALANCE WAM766-1 EEC, Siemens SCALANCE WAM766-1 EEC (ME), Siemens SCALANCE WAM766-1 EEC (US), Siemens SCALANCE WUB762-1, Siemens SCALANCE WUB762-1 iFeatures, Siemens SCALANCE WUM763-1, Siemens SCALANCE WUM763-1, Siemens SCALANCE WUM763-1 (US), Siemens SCALANCE WUM763-1 (US), Siemens SCALANCE WUM766-1, Siemens SCALANCE WUM766-1 (ME), Siemens SCALANCE WUM766-1 (USA), Siemens SIMATIC CP 1242-7 V2, Siemens SIMATIC CP 1243-1, Siemens SIMATIC CP 1243-7 LTE EU, Siemens SIMATIC CP 1243-7 LTE US, Siemens SIMATIC CP 1243-8 IRC, Siemens SIMATIC CP 1542SP-1 IRC, Siemens SIMATIC CP 1543-1, Siemens SIMATIC CP 1543SP-1, Siemens SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL, Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC, Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL, Siemens SIPLUS NET CP 1242-7 V2, Siemens SIPLUS NET CP 1543-1, Siemens SIPLUS S7-1200 CP 1243-1, Siemens SIPLUS S7-1200 CP 1243-1 RAIL.
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