critical
10
CWE
287 836
Advisory Published
Updated

CVE-2021-23857: Login with hash

First published: Mon Oct 04 2021(Updated: )

Login with hash: The login routine allows the client to log in to the system not by using the password, but by using the hash of the password. Combined with CVE-2021-23858, this allows an attacker to subsequently login to the system.

Credit: psirt@bosch.com

Affected SoftwareAffected VersionHow to fix
Bosch Rexroth Indramotion Mlc L20 Firmware<=12
Bosch Rexroth Indramotion Mlc L20
Bosch Rexroth Indramotion Mlc L40 Firmware<=12
Bosch Rexroth Indramotion Mlc L40
Bosch Rexroth Indramotion Mlc L25 Firmware<=12
Bosch Rexroth Indramotion Mlc L25
Bosch Rexroth Indramotion Mlc L45 Firmware<=12
Bosch Rexroth Indramotion Mlc L45
Bosch Rexroth Indramotion Mlc L65 Firmware<=12
Bosch Rexroth Indramotion Mlc L65
Bosch Rexroth Indramotion Mlc L75 Firmware<=12
Bosch Rexroth Indramotion Mlc L75
Bosch Rexroth Indramotion Mlc L85 Firmware<=12
Bosch Rexroth Indramotion Mlc L85
Bosch Rexroth Indramotion Mlc Xm22 Firmware<=12
Bosch Rexroth Indramotion Mlc Xm22
Bosch Rexroth Indramotion Mlc Xm21 Firmware<=12
Bosch Rexroth Indramotion Mlc Xm21
Bosch Rexroth Indramotion Mlc Xm41 Firmware<=12
Bosch Rexroth Indramotion Mlc Xm41
Bosch Rexroth Indramotion Mlc Xm42 Firmware<=12
Bosch Rexroth Indramotion Mlc Xm42
Bosch Rexroth Indramotion Xlc Firmware<=12
Bosch Rexroth Indramotion Xlc

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-23857?

    CVE-2021-23857 is a vulnerability that allows an attacker to log in to a system using the hash of the password, instead of the password itself.

  • How severe is CVE-2021-23857?

    CVE-2021-23857 has a severity score of 9.8, which is considered critical.

  • What software is affected by CVE-2021-23857?

    Bosch Rexroth Indramotion Mlc L20 Firmware, Bosch Rexroth Indramotion Mlc L40 Firmware, Bosch Rexroth Indramotion Mlc L25 Firmware, Bosch Rexroth Indramotion Mlc L45 Firmware, Bosch Rexroth Indramotion Mlc L65 Firmware, Bosch Rexroth Indramotion Mlc L75 Firmware, Bosch Rexroth Indramotion Mlc L85 Firmware, Bosch Rexroth Indramotion Mlc Xm22 Firmware, Bosch Rexroth Indramotion Mlc Xm21 Firmware, Bosch Rexroth Indramotion Mlc Xm41 Firmware, Bosch Rexroth Indramotion Mlc Xm42 Firmware, Bosch Rexroth Indramotion Xlc Firmware are affected by CVE-2021-23857.

  • Is Bosch Rexroth Indramotion Mlc L20 affected?

    Yes, Bosch Rexroth Indramotion Mlc L20 Firmware is affected by CVE-2021-23857.

  • How can I fix CVE-2021-23857?

    To fix CVE-2021-23857, it is recommended to update the affected software to a version that includes the security patch provided by Bosch.

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