7.5

CVE-2020-25232: siemens logo\!_8_bm_firmware

CVSS: 7.5v3.1HighModified
Published 14-12-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-25232 is a high (CVSS 7.5) vulnerability in siemens logo\!_8_bm_firmware. EPSS estimates a 0.82% chance of exploitation in the next 30 days, higher than 56.6% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
0.82%
0%100%
Low · +0.15 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 14-12-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.82%

Chance of exploitation in the next 30 days

Percentile

57%

Versus all other CVEs

30-day change

+0.15 pp

From 0.67% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.82%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Siemens2 products

1 vendor · 2 products

References

1 links