Threat Investigation
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CVE-2021-31895

High

Description

A vulnerability has been identified in RUGGEDCOM i800 (All versions < V4.3.7), RUGGEDCOM i801 (All versions < V4.3.7), RUGGEDCOM i802 (All versions < V4.3.7), RUGGEDCOM i803 (All versions < V4.3.7), RUGGEDCOM M2100 (All versions < V4.3.7), RUGGEDCOM M2200 (All versions < V4.3.7), RUGGEDCOM M969 (All versions < V4.3.7), RUGGEDCOM RMC30 (All versions < V4.3.7), RUGGEDCOM RMC8388 V4.X (All versions < V4.3.7), RUGGEDCOM RMC8388 V5.X (All versions < V5.5.4), RUGGEDCOM RP110 (All versions < V4.3.7), RUGGEDCOM RS1600 (All versions < V4.3.7), RUGGEDCOM RS1600F (All versions < V4.3.7), RUGGEDCOM RS1600T (All versions < V4.3.7), RUGGEDCOM RS400 (All versions < V4.3.7), RUGGEDCOM RS401 (All versions < V4.3.7), RUGGEDCOM RS416 (All versions < V4.3.7), RUGGEDCOM RS416P (All versions < V4.3.7), RUGGEDCOM RS416Pv2 V4.X (All versions < V4.3.7), RUGGEDCOM RS416Pv2 V5.X (All versions < V5.5.4), RUGGEDCOM RS416v2 V4.X (All versions < V4.3.7), RUGGEDCOM RS416v2 V5.X (All versions < 5.5.4), RUGGEDCOM RS8000 (All versions < V4.3.7), RUGGEDCOM RS8000A (All versions < V4.3.7), RUGGEDCOM RS8000H (All versions < V4.3.7), RUGGEDCOM RS8000T (All versions < V4.3.7), RUGGEDCOM RS900 (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RS900 (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RS900G (All versions < V4.3.7), RUGGEDCOM RS900G (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RS900G (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RS900GP (All versions < V4.3.7), RUGGEDCOM RS900L (All versions < V4.3.7), RUGGEDCOM RS900W (All versions < V4.3.7), RUGGEDCOM RS910 (All versions < V4.3.7), RUGGEDCOM RS910L (All versions < V4.3.7), RUGGEDCOM RS910W (All versions < V4.3.7), RUGGEDCOM RS920L (All versions < V4.3.7), RUGGEDCOM RS920W (All versions < V4.3.7), RUGGEDCOM RS930L (All versions < V4.3.7), RUGGEDCOM RS930W (All versions < V4.3.7), RUGGEDCOM RS940G (All versions < V4.3.7), RUGGEDCOM RS969 (All versions < V4.3.7), RUGGEDCOM RSG2100 (All versions < V4.3.7), RUGGEDCOM RSG2100 (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RSG2100 (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RSG2100P (All versions < V4.3.7), RUGGEDCOM RSG2100P (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RSG2100P (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RSG2200 (All versions < V4.3.7), RUGGEDCOM RSG2288 V4.X (All versions < V4.3.7), RUGGEDCOM RSG2288 V5.X (All versions < V5.5.4), RUGGEDCOM RSG2300 V4.X (All versions < V4.3.7), RUGGEDCOM RSG2300 V5.X (All versions < V5.5.4), RUGGEDCOM RSG2300P V4.X (All versions < V4.3.7), RUGGEDCOM RSG2300P V5.X (All versions < V5.5.4), RUGGEDCOM RSG2488 V4.X (All versions < V4.3.7), RUGGEDCOM RSG2488 V5.X (All versions < V5.5.4), RUGGEDCOM RSG907R (All versions < V5.5.4), RUGGEDCOM RSG908C (All versions < V5.5.4), RUGGEDCOM RSG909R (All versions < V5.5.4), RUGGEDCOM RSG910C (All versions < V5.5.4), RUGGEDCOM RSG920P V4.X (All versions < V4.3.7), RUGGEDCOM RSG920P V5.X (All versions < V5.5.4), RUGGEDCOM RSL910 (All versions < V5.5.4), RUGGEDCOM RST2228 (All versions < V5.5.4), RUGGEDCOM RST2228P (All versions < V5.5.4), RUGGEDCOM RST916C (All versions < V5.5.4), RUGGEDCOM RST916P (All versions < V5.5.4). The DHCP client in affected devices fails to properly sanitize incoming DHCP packets. This could allow an unauthenticated remote attacker to cause memory to be overwritten, potentially allowing remote code execution.

SeverityHigh
CVSS8.1
Exploit probability—
ProductSiemens Ruggedcom Ros
PublishedJul 13, 2021
First seenJul 13, 2021
Weakness typeCWE-120CWE-120

How to fix

Update
  • siemens ruggedcom_ros_i8004.3.7 or later
  • siemens ruggedcom_ros_i8014.3.7 or later
  • siemens ruggedcom_ros_i8024.3.7 or later
  • siemens ruggedcom_ros_i8034.3.7 or later
  • siemens ruggedcom_ros_m9694.3.7 or later
  • siemens ruggedcom_ros_m21004.3.7 or later
  • siemens ruggedcom_ros_m22004.3.7 or later
  • siemens ruggedcom_ros_rmc4.3.7 or later
  • siemens ruggedcom_ros_rmc204.3.7 or later
  • siemens ruggedcom_ros_rmc304.3.7 or later
  • siemens ruggedcom_ros_rmc404.3.7 or later
  • siemens ruggedcom_ros_rmc414.3.7 or later

Affected products

ProductAffected versionsFixed in
siemens ruggedcom_ros_i800v < 4.3.74.3.7
siemens ruggedcom_ros_i801v < 4.3.74.3.7
siemens ruggedcom_ros_i802v < 4.3.74.3.7
siemens ruggedcom_ros_i803v < 4.3.74.3.7
siemens ruggedcom_ros_m969v < 4.3.74.3.7
siemens ruggedcom_ros_m2100v < 4.3.74.3.7
siemens ruggedcom_ros_m2200v < 4.3.74.3.7
siemens ruggedcom_ros_rmcv < 4.3.74.3.7
siemens ruggedcom_ros_rmc20v < 4.3.74.3.7
siemens ruggedcom_ros_rmc30v < 4.3.74.3.7
siemens ruggedcom_ros_rmc40v < 4.3.74.3.7
siemens ruggedcom_ros_rmc41v < 4.3.74.3.7
siemens ruggedcom_ros_rmc8388v < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rp110v < 4.3.74.3.7
siemens ruggedcom_ros_rs400v < 4.3.74.3.7
siemens ruggedcom_ros_rs401v < 4.3.74.3.7
siemens ruggedcom_ros_rs416v < 4.3.74.3.7
siemens ruggedcom_ros_rs416v2v < 4.3.7, 5.5.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rs900v < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rs900gv < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rs900gpv < 4.3.74.3.7
siemens ruggedcom_ros_rs900lv < 4.3.74.3.7
siemens ruggedcom_ros_rs900wv < 4.3.74.3.7
siemens ruggedcom_ros_rs910v < 4.3.74.3.7
siemens ruggedcom_ros_rs910lv < 4.3.74.3.7
siemens ruggedcom_ros_rs910wv < 4.3.74.3.7
siemens ruggedcom_ros_rs920lv < 4.3.74.3.7
siemens ruggedcom_ros_rs920wv < 4.3.74.3.7
siemens ruggedcom_ros_rs930lv < 4.3.74.3.7
siemens ruggedcom_ros_rs930wv < 4.3.74.3.7
siemens ruggedcom_ros_rs940gv < 4.3.74.3.7
siemens ruggedcom_ros_rs969v < 4.3.74.3.7
siemens ruggedcom_ros_rs8000v < 4.3.74.3.7
siemens ruggedcom_ros_rs8000av < 4.3.74.3.7
siemens ruggedcom_ros_rs8000hv < 4.3.74.3.7
siemens ruggedcom_ros_rs8000tv < 4.3.74.3.7
siemens ruggedcom_ros_rsg900v < 4.3.7, 5.5.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rsg900cv < 5.5.45.5.4
siemens ruggedcom_ros_rsg900gv < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rsg900rv < 5.5.45.5.4
siemens ruggedcom_ros_rsg920pv < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rsg2100v < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rsg2100pv < 4.3.7, 5.0.0 ≤ v < 5.3.44.3.7, 5.3.4
siemens ruggedcom_ros_rsg2200v < 4.3.74.3.7
siemens ruggedcom_ros_rsg2288v < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rsg2300v < 4.3.7, 5.0.0 ≤ v < 5.3.44.3.7, 5.3.4
siemens ruggedcom_ros_rsg2300pv < 4.3.7, 5.5.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rsg2488v < 4.3.7, 5.0.0 ≤ v < 5.5.44.3.7, 5.5.4
siemens ruggedcom_ros_rsl910v < 5.5.45.5.4
siemens ruggedcom_ros_rst916cv < 5.5.45.5.4
siemens ruggedcom_ros_rst916pv < 5.5.45.5.4
siemens ruggedcom_ros_rst2228v < 5.5.45.5.4

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