Medium severity · published Jan 11, 2022
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…
6.5
CVSS
0.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Comos · Siemens
through 10.2; 10.3 before 10.3.3.3; 10.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-37196
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-37196
Patch
https://cert-portal.siemens.com/productcert/pdf/ssa-995338.pdf
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