Deserialization in Siemens Simatic Energy Manager Basic
CVE-2022-23450
A vulnerability has been identified in SIMATIC Energy Manager Basic (All versions < V7.3 Update 1), SIMATIC Energy Manager PRO (All versions < V7.3 Update 1). The affected system allows remote users to send maliciously crafted objects. Due to insecure deserialization of user-supplied content by the affected software, an unauthenticated attacker could exploit this vulnerability by sending a maliciously crafted serialized object. This could allow the attacker to execute arbitrary code on the device with SYSTEM privileges.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.357 (98.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.357 · newest: 0.357 · change: 0.000
Affected products
- Siemens Simatic Energy Manager Basic — versions All versions < V7.3 Update 1
- Siemens Simatic Energy Manager Basic — versions 7.3
- Siemens Simatic Energy Manager Pro — versions All versions < V7.3 Update 1
- Siemens Simatic Energy Manager Pro — versions 7.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cert-portal.siemens.com/productcert/pdf/ssa-655554.pdf (Patch, Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-23450?
- CVE-2022-23450 is a critical-severity vulnerability in Siemens Simatic Energy Manager Basic, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2022-04-12.
- How severe is CVE-2022-23450?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-23450 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.