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High severity · published Jul 14, 2020
CVE-2020-10045
A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18)
8.8
CVSS
1.1%
EPSS
No
On KEV
Description
A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18). An error in the challenge-response procedure could allow an attacker to replay authentication traffic and gain access to protected areas of the web application.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SM
Sicam Mmu Firmware · Siemens
before 2.05 · source: NVD
SS
Sicam Sgu Firmware · Siemens
All versions, or not specified · source: NVD
ST
Sicam T Firmware · Siemens
before 2.18 · source: NVD
Affected product
SM
Sicam Mmu Firmware
Siemens
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-10045
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-10045
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-305120.pdf
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