critical
9.8
CWE
94
Advisory Published
Updated

CVE-2022-34821: Code Injection

First published: Tue Jul 12 2022(Updated: )

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.

Credit: productcert@siemens.com productcert@siemens.com

Affected SoftwareAffected VersionHow to fix
All of
Siemens Simatic Net CP 1242-7 Firmware
Siemens SIMATIC CP 1242-7 V2 firmware
All of
siemens simatic cp 1243-1 firmware
siemens simatic cp 1243-1
All of
Siemens SIMATIC CP 1243-7 LTE
Siemens SIMATIC NET CP 1243-7 LTE EU
All of
Siemens SIMATIC CP 1243-7 LTE
Siemens SIMATIC NET CP 1243-7 LTE US
All of
Siemens SIMATIC CP 1243-8 IRC
Siemens SIMATIC CP 1243-8 IRC Firmware
All of
siemens simatic cp 1542sp-1 irc firmware>=2.0
siemens simatic cp 1542sp-1 irc
All of
siemens simatic cp 1543-1 firmware<3.0.22
siemens simatic cp 1543-1
All of
siemens simatic cp 1543sp-1 firmware>=2.0
siemens simatic cp 1543sp-1
All of
siemens siplus et 200sp cp 1542sp-1 irc tx rail firmware>=2.0
siemens siplus et 200sp cp 1542sp-1 irc tx rail
All of
siemens siplus et 200sp cp 1543sp-1 isec firmware>=2.0
siemens siplus et 200sp cp 1543sp-1 isec
All of
siemens siplus et 200sp cp 1543sp-1 isec tx rail firmware>=2.0
siemens siplus et 200sp cp 1543sp-1 isec tx rail
All of
Siemens SIPLUS NET CP 1242-7 V2
Siemens SIPLUS NET CP 1242-7 V2
All of
siemens siplus net cp 1543-1 firmware<3.0.22
siemens siplus net cp 1543-1
All of
siemens siplus s7-1200 cp 1243-1 firmware
siemens siplus s7-1200 cp 1243-1
All of
siemens siplus s7-1200 cp 1243-1 rail firmware
siemens siplus s7-1200 cp 1243-1 rail
Siemens Simatic Net CP 1242-7 Firmware
Siemens SIMATIC CP 1242-7 V2 firmware
siemens simatic cp 1243-1 firmware
siemens simatic cp 1243-1
Siemens SIMATIC CP 1243-7 LTE
Siemens SIMATIC NET CP 1243-7 LTE EU
Siemens SIMATIC CP 1243-7 LTE
Siemens SIMATIC NET CP 1243-7 LTE US
Siemens SIMATIC CP 1243-8 IRC
Siemens SIMATIC CP 1243-8 IRC Firmware
siemens simatic cp 1542sp-1 irc firmware>=2.0
siemens simatic cp 1542sp-1 irc
siemens simatic cp 1543-1 firmware<3.0.22
siemens simatic cp 1543-1
siemens simatic cp 1543sp-1 firmware>=2.0
siemens simatic cp 1543sp-1
siemens siplus et 200sp cp 1542sp-1 irc tx rail firmware>=2.0
siemens siplus et 200sp cp 1542sp-1 irc tx rail
siemens siplus et 200sp cp 1543sp-1 isec firmware>=2.0
siemens siplus et 200sp cp 1543sp-1 isec
siemens siplus et 200sp cp 1543sp-1 isec tx rail firmware>=2.0
siemens siplus et 200sp cp 1543sp-1 isec tx rail
Siemens SIPLUS NET CP 1242-7 V2
Siemens SIPLUS NET CP 1242-7 V2
siemens siplus net cp 1543-1 firmware<3.0.22
siemens siplus net cp 1543-1
siemens siplus s7-1200 cp 1243-1 firmware
siemens siplus s7-1200 cp 1243-1
siemens siplus s7-1200 cp 1243-1 rail firmware
siemens siplus s7-1200 cp 1243-1 rail

Remedy

https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2022-34821?

    The severity of CVE-2022-34821 is critical.

  • What is the affected software for CVE-2022-34821?

    The affected software for CVE-2022-34821 includes RUGGEDCOM RM1224 LTE(4G) EU, RUGGEDCOM RM1224 LTE(4G) NAM, SCALANCE M804PB, SCALANCE M812-1 ADSL-Router (Annex A), and SCALANCE M812-1 ADSL-Router (Annex B) with versions below V7.2.

  • How can I fix CVE-2022-34821?

    To fix CVE-2022-34821, it is recommended to update the affected software to version V7.2 or higher.

  • Where can I find more information about CVE-2022-34821?

    You can find more information about CVE-2022-34821 in the following references: [link1], [link2].

  • What is the Common Vulnerabilities and Exposures (CVE) ID of this vulnerability?

    The Common Vulnerabilities and Exposures (CVE) ID of this vulnerability is CVE-2022-34821.

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