What is CVE-2021-31895?

CVE-2021-31895 is a high-severity vulnerability in Siemens Ruggedcom I800, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.1/10. Published 2021-07-13.

How severe is CVE-2021-31895?

High severity. CVSS v3 base score is 8.1 out of 10.

Buffer overflow in Siemens Ruggedcom I800

CVE-2021-31895

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)…

Vulnerability class: Buffer Overflow

EPSS: 0.012 (79.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). 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.

Affected products

Siemens Ruggedcom I800 — versions All versions < V4.3.7
Siemens Ruggedcom I801 — versions All versions < V4.3.7
Siemens Ruggedcom I802 — versions All versions < V4.3.7
Siemens Ruggedcom I803 — versions All versions < V4.3.7
Siemens Ruggedcom M2100 — versions All versions < V4.3.7
Siemens Ruggedcom M2200 — versions All versions < V4.3.7
Siemens Ruggedcom M969 — versions All versions < V4.3.7
Siemens Ruggedcom Rmc30 — versions All versions < V4.3.7
Siemens Ruggedcom Rmc8388 V4.x — versions All versions < V4.3.7
Siemens Ruggedcom Rmc8388 V5.x — versions 0

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cert-portal.siemens.com/productcert/pdf/ssa-373591.pdf (x_refsource_MISC)
cert-portal.siemens.com/productcert/html/ssa-373591.html

Frequently asked questions

What is CVE-2021-31895?: CVE-2021-31895 is a high-severity vulnerability in Siemens Ruggedcom I800, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.1/10. Published 2021-07-13.
How severe is CVE-2021-31895?: High severity. CVSS v3 base score is 8.1 out of 10.