What is CVE-2021-37196?

CVE-2021-37196 is a medium-severity vulnerability in Siemens Comos, classified under Relative Path Traversal. CVSS score: 6.5/10. Published 2022-01-11.

How severe is CVE-2021-37196?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Path Traversal in Siemens Comos

CVE-2021-37196

A vulnerability has been identified in COMOS V10.2 (All versions only if web components are used), COMOS V10.3 (All versions < V10.3.3.3 only if web components are used), COMOS V10.3 (All versions >= V10.3.3.3 only if web components are used), COMOS V10.4 (All versions < V10.4.1 only if web components are used). The COMOS Web component of COMOS unpacks specially crafted archive files to relative paths. This vulnerability could allow an attacker to store files in any folder accessible by the COMOS Web webservice.

EPSS: 0.008 (52.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Siemens Comos — versions 10.4
Siemens Comos V10.2 — versions All versions only if web components are used
Siemens Comos V10.3 — versions All versions < V10.3.3.3 only if web components are used, All versions >= V10.3.3.3 only if web components are used
Siemens Comos V10.4 — versions All versions < V10.4.1 only if web components are used

Weakness classification (CWE)

References

productcert@siemens.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-37196?: CVE-2021-37196 is a medium-severity vulnerability in Siemens Comos, classified under Relative Path Traversal. CVSS score: 6.5/10. Published 2022-01-11.
How severe is CVE-2021-37196?: Medium severity. CVSS v3 base score is 6.5 out of 10.