Vulnerability in Siemens Logo\! 8 Bm
CVE-2020-25232
A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). Due to the usage of an insecure random number generation function and a deprecated cryptographic function, an attacker could extract the key that is used when communicating with an affected device on port 8080/tcp.
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.008 (55.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.002
Affected products
- Siemens Logo\! 8 Bm
- Siemens Logo\! 8 Bm Firmware
- Siemens Logo! 8 Bm (Incl. Siplus Variants) — versions All versions < V8.3
Weakness classification (CWE)
References
- cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-25232?
- CVE-2020-25232 is a high-severity vulnerability in Siemens Logo\! 8 Bm, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 7.5/10. Published 2020-12-14.
- How severe is CVE-2020-25232?
- High severity. CVSS v3 base score is 7.5 out of 10.