Privilege escalation in Siemens License Management Utility
CVE-2020-10056
A vulnerability has been identified in License Management Utility (LMU) (All versions < V2.4). The lmgrd service of the affected application is executed with local SYSTEM privileges on the server while its configuration can be modified by local users. The vulnerability could allow a local authenticated attacker to execute arbitrary commands on the server with local SYSTEM privileges.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Siemens License Management Utility
- Siemens Ag License Management Utility (Lmu) — versions All versions < V2.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cert-portal.siemens.com/productcert/pdf/ssa-709003.pdf (Vendor Advisory)
- us-cert.cisa.gov/ics/advisories/icsa-20-252-03 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-10056?
- CVE-2020-10056 is a high-severity vulnerability in Siemens License Management Utility, classified under CWE-250. CVSS score: 7.8/10. Published 2020-09-09.
- How severe is CVE-2020-10056?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-10056 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.