high
7.5
CWE
754
Advisory Published
Updated

CVE-2021-42020

First published: Tue Mar 08 2022(Updated: )

A vulnerability has been identified in RUGGEDCOM i800, RUGGEDCOM i800NC, RUGGEDCOM i801, RUGGEDCOM i801NC, RUGGEDCOM i802, RUGGEDCOM i802NC, RUGGEDCOM i803, RUGGEDCOM i803NC, RUGGEDCOM M2100, RUGGEDCOM M2100NC, RUGGEDCOM M2200, RUGGEDCOM M2200NC, RUGGEDCOM M969, RUGGEDCOM M969NC, RUGGEDCOM RMC30, RUGGEDCOM RMC30NC, RUGGEDCOM RMC8388 V4.X, RUGGEDCOM RMC8388 V5.X, RUGGEDCOM RMC8388NC V4.X, RUGGEDCOM RMC8388NC V5.X, RUGGEDCOM RP110, RUGGEDCOM RP110NC, RUGGEDCOM RS1600, RUGGEDCOM RS1600F, RUGGEDCOM RS1600FNC, RUGGEDCOM RS1600NC, RUGGEDCOM RS1600T, RUGGEDCOM RS1600TNC, RUGGEDCOM RS400, RUGGEDCOM RS400NC, RUGGEDCOM RS401, RUGGEDCOM RS401NC, RUGGEDCOM RS416, RUGGEDCOM RS416NC, RUGGEDCOM RS416NC v2, RUGGEDCOM RS416P, RUGGEDCOM RS416PNC, RUGGEDCOM RS416PNC v2, RUGGEDCOM RS416Pv2, RUGGEDCOM RS416v2, RUGGEDCOM RS8000, RUGGEDCOM RS8000A, RUGGEDCOM RS8000ANC, RUGGEDCOM RS8000H, RUGGEDCOM RS8000HNC, RUGGEDCOM RS8000NC, RUGGEDCOM RS8000T, RUGGEDCOM RS8000TNC, RUGGEDCOM RS900, RUGGEDCOM RS900 (32M) V4.X, RUGGEDCOM RS900 (32M) V5.X, RUGGEDCOM RS900G, RUGGEDCOM RS900G (32M) V4.X, RUGGEDCOM RS900G (32M) V5.X, RUGGEDCOM RS900GNC, RUGGEDCOM RS900GNC(32M) V4.X, RUGGEDCOM RS900GNC(32M) V5.X, RUGGEDCOM RS900GP, RUGGEDCOM RS900GPNC, RUGGEDCOM RS900L, RUGGEDCOM RS900LNC, RUGGEDCOM RS900M-GETS-C01, RUGGEDCOM RS900M-GETS-XX, RUGGEDCOM RS900M-STND-C01, RUGGEDCOM RS900M-STND-XX, RUGGEDCOM RS900MNC-GETS-C01, RUGGEDCOM RS900MNC-GETS-XX, RUGGEDCOM RS900MNC-STND-XX, RUGGEDCOM RS900MNC-STND-XX-C01, RUGGEDCOM RS900NC, RUGGEDCOM RS900NC(32M) V4.X, RUGGEDCOM RS900NC(32M) V5.X, RUGGEDCOM RS900W, RUGGEDCOM RS910, RUGGEDCOM RS910L, RUGGEDCOM RS910LNC, RUGGEDCOM RS910NC, RUGGEDCOM RS910W, RUGGEDCOM RS920L, RUGGEDCOM RS920LNC, RUGGEDCOM RS920W, RUGGEDCOM RS930L, RUGGEDCOM RS930LNC, RUGGEDCOM RS930W, RUGGEDCOM RS940G, RUGGEDCOM RS940GNC, RUGGEDCOM RS969, RUGGEDCOM RS969NC, RUGGEDCOM RSG2100, RUGGEDCOM RSG2100 (32M) V4.X, RUGGEDCOM RSG2100 (32M) V5.X, RUGGEDCOM RSG2100NC, RUGGEDCOM RSG2100NC(32M) V4.X, RUGGEDCOM RSG2100NC(32M) V5.X, RUGGEDCOM RSG2100P, RUGGEDCOM RSG2100PNC, RUGGEDCOM RSG2200, RUGGEDCOM RSG2200NC, RUGGEDCOM RSG2288 V4.X, RUGGEDCOM RSG2288 V5.X, RUGGEDCOM RSG2288NC V4.X, RUGGEDCOM RSG2288NC V5.X, RUGGEDCOM RSG2300 V4.X, RUGGEDCOM RSG2300 V5.X, RUGGEDCOM RSG2300NC V4.X, RUGGEDCOM RSG2300NC V5.X, RUGGEDCOM RSG2300P V4.X, RUGGEDCOM RSG2300P V5.X, RUGGEDCOM RSG2300PNC V4.X, RUGGEDCOM RSG2300PNC V5.X, RUGGEDCOM RSG2488 V4.X, RUGGEDCOM RSG2488 V5.X, RUGGEDCOM RSG2488NC V4.X, RUGGEDCOM RSG2488NC V5.X, RUGGEDCOM RSG907R, RUGGEDCOM RSG908C, RUGGEDCOM RSG909R, RUGGEDCOM RSG910C, RUGGEDCOM RSG920P V4.X, RUGGEDCOM RSG920P V5.X, RUGGEDCOM RSG920PNC V4.X, RUGGEDCOM RSG920PNC V5.X, RUGGEDCOM RSL910, RUGGEDCOM RSL910NC, RUGGEDCOM RST2228, RUGGEDCOM RST2228P, RUGGEDCOM RST916C, RUGGEDCOM RST916P. The third-party component, in its TFTP functionality fails to check for null terminations in file names. If an attacker were to exploit this, it could result in data corruption, and possibly a hard-fault of the application.

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

Affected SoftwareAffected VersionHow to fix
Siemens Ruggedcom Ros
Siemens Ruggedcom I800
Siemens Ruggedcom I801
Siemens Ruggedcom I802
Siemens Ruggedcom I803
Siemens Ruggedcom M2100
Siemens Ruggedcom M2200
Siemens Ruggedcom M969
Siemens Ruggedcom Rmc
Siemens Ruggedcom Rmc20
Siemens Ruggedcom Rmc30
Siemens Ruggedcom Rmc40
Siemens Ruggedcom Rmc41
Siemens Ruggedcom Rp110
Siemens Ruggedcom Rs400
Siemens Ruggedcom Rs401
Siemens Ruggedcom Rs416
Siemens Ruggedcom Rs8000
Siemens Ruggedcom Rs8000a
Siemens Ruggedcom Rs8000h
Siemens Ruggedcom Rs8000t
Siemens Ruggedcom Rs900gp
Siemens Ruggedcom Rs900l
Siemens Ruggedcom Rs900w
Siemens Ruggedcom Rs910
Siemens Ruggedcom Rs910l
Siemens Ruggedcom Rs910w
Siemens Ruggedcom Rs920l
Siemens Ruggedcom Rs920w
Siemens Ruggedcom Rs930l
Siemens Ruggedcom Rs930w
Siemens Ruggedcom Rs940g
Siemens Ruggedcom Rs969
Siemens Ruggedcom Rsg2100p
Siemens Ruggedcom Rsg2200
Siemens Ruggedcom Ros<5.6.0
Siemens Ruggedcom Rmc8388
Siemens Ruggedcom Rs416v2
Siemens Ruggedcom Rs900
Siemens Ruggedcom Rs900g
Siemens Ruggedcom Rsg2100
Siemens Ruggedcom Rsg2288
Siemens Ruggedcom Rsg2300
Siemens Ruggedcom Rsg2300p
Siemens Ruggedcom Rsg2488
Siemens Ruggedcom Rsg907r
Siemens Ruggedcom Rsg908c
Siemens Ruggedcom Rsg909r
Siemens Ruggedcom Rsg910c
Siemens Ruggedcom Rsg920p
Siemens Ruggedcom Rsl910
Siemens Ruggedcom Rst2228
Siemens Ruggedcom Rst2228p
Siemens Ruggedcom Rst916c
Siemens Ruggedcom Rst916p
All of
Siemens Ruggedcom Ros
Any of
Siemens Ruggedcom I800
Siemens Ruggedcom I801
Siemens Ruggedcom I802
Siemens Ruggedcom I803
Siemens Ruggedcom M2100
Siemens Ruggedcom M2200
Siemens Ruggedcom M969
Siemens Ruggedcom Rmc
Siemens Ruggedcom Rmc20
Siemens Ruggedcom Rmc30
Siemens Ruggedcom Rmc40
Siemens Ruggedcom Rmc41
Siemens Ruggedcom Rp110
Siemens Ruggedcom Rs400
Siemens Ruggedcom Rs401
Siemens Ruggedcom Rs416
Siemens Ruggedcom Rs8000
Siemens Ruggedcom Rs8000a
Siemens Ruggedcom Rs8000h
Siemens Ruggedcom Rs8000t
Siemens Ruggedcom Rs900gp
Siemens Ruggedcom Rs900l
Siemens Ruggedcom Rs900w
Siemens Ruggedcom Rs910
Siemens Ruggedcom Rs910l
Siemens Ruggedcom Rs910w
Siemens Ruggedcom Rs920l
Siemens Ruggedcom Rs920w
Siemens Ruggedcom Rs930l
Siemens Ruggedcom Rs930w
Siemens Ruggedcom Rs940g
Siemens Ruggedcom Rs969
Siemens Ruggedcom Rsg2100p
Siemens Ruggedcom Rsg2200
All of
Siemens Ruggedcom Ros<5.6.0
Any of
Siemens Ruggedcom Rmc8388
Siemens Ruggedcom Rs416v2
Siemens Ruggedcom Rs900
Siemens Ruggedcom Rs900g
Siemens Ruggedcom Rsg2100
Siemens Ruggedcom Rsg2288
Siemens Ruggedcom Rsg2300
Siemens Ruggedcom Rsg2300p
Siemens Ruggedcom Rsg2488
Siemens Ruggedcom Rsg907r
Siemens Ruggedcom Rsg908c
Siemens Ruggedcom Rsg909r
Siemens Ruggedcom Rsg910c
Siemens Ruggedcom Rsg920p
Siemens Ruggedcom Rsl910
Siemens Ruggedcom Rst2228
Siemens Ruggedcom Rst2228p
Siemens Ruggedcom Rst916c
Siemens Ruggedcom Rst916p

Remedy

https://cert-portal.siemens.com/productcert/pdf/ssa-256353.pdf

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2021-42020.

  • What is the severity level of CVE-2021-42020?

    The severity level of CVE-2021-42020 is high with a score of 7.5.

  • Which products are affected by CVE-2021-42020?

    The products affected by CVE-2021-42020 are Siemens RUGGEDCOM i800, RUGGEDCOM i800NC, RUGGEDCOM i801, RUGGEDCOM i801NC, RUGGEDCOM i802, RUGGEDCOM i802NC, RUGGEDCOM i803, RUGGEDCOM i803NC, RUGGEDCOM M2100, RUGGEDCOM M2100NC, RUGGEDCOM M2200, RUGGEDCOM M2200NC, RUGGEDCOM M969, RUGGEDCOM M969NC, RUGGEDCOM RMC30, RU...

  • What is the affected software version of CVE-2021-42020?

    The affected software version of CVE-2021-42020 is Siemens Ruggedcom Ros up to version 5.6.0.

  • Where can I find more information about CVE-2021-42020?

    You can find more information about CVE-2021-42020 at the following link: [https://cert-portal.siemens.com/productcert/pdf/ssa-256353.pdf](https://cert-portal.siemens.com/productcert/pdf/ssa-256353.pdf)

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