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Vulnerability · Published Jul 13, 2021 · Assigned by siemens

CVE-2021-31895

High 8.1

In plain English

A high-severity buffer overflow in RUGGEDCOM i800 from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 83% of all known vulnerabilities).

Severity (CVSS 3.1)8.1High
Exploit odds (30 days)2.2%top 17.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Siemens RUGGEDCOM i800 All versions < V4.3.7
Siemens RUGGEDCOM i801 All versions < V4.3.7
Siemens RUGGEDCOM i802 All versions < V4.3.7
Siemens RUGGEDCOM i803 All versions < V4.3.7
Siemens RUGGEDCOM M2100 All versions < V4.3.7
Siemens RUGGEDCOM M2200 All versions < V4.3.7
Siemens RUGGEDCOM M969 All versions < V4.3.7
Siemens RUGGEDCOM RMC30 All versions < V4.3.7
Siemens RUGGEDCOM RMC8388 V4.X All versions < V4.3.7
Siemens RUGGEDCOM RMC8388 V5.X 0 – before V5.5.4
Siemens RUGGEDCOM RP110 All versions < V4.3.7
Siemens RUGGEDCOM RS1600 0 – before V4.3.7
Siemens RUGGEDCOM RS1600F 0 – before V4.3.7
Siemens RUGGEDCOM RS1600T 0 – before V4.3.7
Siemens RUGGEDCOM RS400 All versions < V4.3.7
Siemens RUGGEDCOM RS401 All versions < V4.3.7
Siemens RUGGEDCOM RS416 All versions < V4.3.7
Siemens RUGGEDCOM RS416P 0 – before V4.3.7
Siemens RUGGEDCOM RS416Pv2 V4.X 0 – before V4.3.7
Siemens RUGGEDCOM RS416Pv2 V5.X 0 – before V5.5.4
Siemens RUGGEDCOM RS416v2 V4.X All versions < V4.3.7
Siemens RUGGEDCOM RS416v2 V5.X All versions < 5.5.4
Siemens RUGGEDCOM RS8000 All versions < V4.3.7
Siemens RUGGEDCOM RS8000A All versions < V4.3.7
Siemens RUGGEDCOM RS8000H All versions < V4.3.7
Siemens RUGGEDCOM RS8000T All versions < V4.3.7
Siemens RUGGEDCOM RS900 (32M) V4.X All versions < V4.3.7
Siemens RUGGEDCOM RS900 (32M) V5.X All versions < V5.5.4
Siemens RUGGEDCOM RS900G All versions < V4.3.7
Siemens RUGGEDCOM RS900G (32M) V4.X All versions < V4.3.7

Weakness: CWE-120 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

References