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CVE-2021-31895

HIGH
8.1
CVSS Score
Published: July 13, 2021 at 11:02 AM UTC
Updated: June 17, 2026 at 03:52 AM UTC
113 products affected across 1 vendorRUGGEDCOM RS416v2RUGGEDCOM Ros RSL910RUGGEDCOM Ros RST916P

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Severity
HIGH8.1
Exploit prediction
EPSS 2%

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), 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 RSG2100PNC (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RSG2100PNC (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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

RUGGEDCOM Ros I800· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-i800 (environment)
RUGGEDCOM Ros I801· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-i801 (environment)
RUGGEDCOM Ros I802· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-i802 (environment)
RUGGEDCOM Ros I803· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-i803 (environment)
RUGGEDCOM Ros M2100· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-m2100 (environment)
RUGGEDCOM Ros M2200· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-m2200 (environment)
RUGGEDCOM Ros M969· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-m969 (environment)
RUGGEDCOM Ros Rmc· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-rmc (environment)
RUGGEDCOM Ros RMC20· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-rmc20 (environment)
RUGGEDCOM Ros RMC30· Siemens
95%
v < 4.3.7
Affected range stops below 4.3.7, so it looks safe — our inference, not a vendor statement
siemens-ruggedcom-rmc30 (environment)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Source: [email protected]
https://cert-portal.siemens.com/productcert/html/ssa-373591.html
x_refsource_MISCVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-373591.pdf

CVSS

8.1HIGHsiemens
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-120CWE-787

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