CVE-2019-6809: schneider electric se modicon m340 Uncaught Exception
CVSS: 7.8v2.0HighModified
Published 17-09-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-6809 is a high (CVSS 7.8) Uncaught Exception vulnerability in schneider electric se modicon m340. EPSS estimates a 1.76% chance of exploitation in the next 30 days, higher than 77.5% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v2.0 (NVD)EPSS score
1.76%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 17-09-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware versions prior to V2.90), Modicon M340 (firmware versions prior to V3.10), Modicon Premium (all versions), Modicon Quantum (all versions), which could cause a possible denial of service when reading invalid data from the controller.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
High 7.8Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
1.76%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
0.00 pp
From 1.76% on 18-09-2026
18-09-202618-10-2026
EPSS score1.76%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Schneider electric se4 products
- modicon m340firmware version prior to V3.10
- modicon m580firmware version prior to V2.90
- modicon premiumAll versions (No fix recorded)
- modicon quantumAll versions (No fix recorded)
Schneider-electric2 products
- modicon_m340_firmware< 3.10
- modicon_m580_firmware< 2.90
2 vendors · 6 products