CVE record · CVE-2021-31895

Buffer overflow in Siemens RUGGEDCOM i800 and others

CVSS 8.1 HighEPSS 0.022 · 82nd percentile

Published by the CVE Program (CNA: siemens) at 13 Jul 2021, 11:02 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Siemens RUGGEDCOM i800
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM i801
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM i802
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM i803
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM M2100
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM M2200
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM M969
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RMC30
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RMC8388 V4.X
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RMC8388 V5.X
  • affected before V5.5.4 custom
Other versions: unknown
Siemens RUGGEDCOM RP110
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS1600
  • affected before V4.3.7 custom
Other versions: unknown
Siemens RUGGEDCOM RS1600F
  • affected before V4.3.7 custom
Other versions: unknown
Siemens RUGGEDCOM RS1600T
  • affected before V4.3.7 custom
Other versions: unknown
Siemens RUGGEDCOM RS400
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS401
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS416
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS416P
  • affected before V4.3.7 custom
Other versions: unknown
Siemens RUGGEDCOM RS416Pv2 V4.X
  • affected before V4.3.7 custom
Other versions: unknown
Siemens RUGGEDCOM RS416Pv2 V5.X
  • affected before V5.5.4 custom
Other versions: unknown
Siemens RUGGEDCOM RS416v2 V4.X
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS416v2 V5.X
  • affected All versions < 5.5.4
Other versions: unknown
Siemens RUGGEDCOM RS8000
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS8000A
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS8000H
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS8000T
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS900 (32M) V4.X
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS900 (32M) V5.X
  • affected All versions < V5.5.4
Other versions: unknown
Siemens RUGGEDCOM RS900G
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS900G (32M) V4.X
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS900G (32M) V5.X
  • affected All versions < V5.5.4
Other versions: unknown
Siemens RUGGEDCOM RS900GP
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS900L
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS900W
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS910
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS910L
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS910W
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS920L
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS920W
  • affected All versions < V4.3.7
Other versions: unknown
Siemens RUGGEDCOM RS930L
  • affected All versions < V4.3.7
Other versions: unknown

And 29 more products. The full list is on the CVE record.

Identifiers
CVE-2021-31895
CNA
siemens
Weakness (CWE)
CWE-120
Published
13 Jul 2021
Updated
14 Oct 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
8.1 High 3.1 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 CNA (siemens)
  • CISA KEV Not listed.
  • EPSS 0.022, the 82nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 13 Jul 2021. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.