XSS in Siemens Comos
CVE-2021-37195
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 V10.4 (All versions < V10.4.1 only if web components are used). The COMOS Web component of COMOS accepts arbitrary code as attachment to tasks. This could allow an attacker to inject malicious code that is executed when loading the attachment.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (41.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Siemens Comos — versions 4.1
- 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
- Siemens Comos V10.4 — versions All versions < V10.4.1 only if web components are used
Weakness classification (CWE)
References
- cert-portal.siemens.com/productcert/pdf/ssa-995338.pdf (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-37195?
- CVE-2021-37195 is a medium-severity vulnerability in Siemens Comos, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 6.1/10. Published 2022-01-11.
- How severe is CVE-2021-37195?
- Medium severity. CVSS v3 base score is 6.1 out of 10.