7.5

CVE-2019-10923: siemens cp1604_firmware Uncontrolled Resource Consumption

CVSS: 7.5v3.1HighModified
Published 10-10-2019Last modified 11-02-2025
Open JSON

Vulnerability summary

CVE-2019-10923 is a high (CVSS 7.5) Uncontrolled Resource Consumption vulnerability in siemens cp1604_firmware. EPSS estimates a 1.40% chance of exploitation in the next 30 days, higher than 72% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
1.40%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 10-10-2019
    PublishedVulnerability first disclosed.
  2. 11-02-2025
    Last modifiedVulnerability information updated.

Description

An attacker with network access to an affected product may cause a denial of service condition by breaking the real-time synchronization (IRT) of the affected installation.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.40%

Chance of exploitation in the next 30 days

Percentile

72%

Versus all other CVEs

30-day change

0.00 pp

From 1.40% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.40%

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

Siemens111 products
  • cp1604_firmware< 2.8
  • cp1616_firmware< 2.8
  • development/evaluation kits for profinet io: dk standard ethernet controllerAll versions < V4.1.1 Patch 05
  • development/evaluation kits for profinet io: ek-ertec 200All versions < V4.5.0 Patch 01
  • development/evaluation kits for profinet io: ek-ertec 200pAll versions < V4.5.0

1 vendor · 111 products

References

2 links