CVE-2022-31801: Insufficient Verification of Data Vulnerability in ProConOS/ProConOS eCLR SDK and MULTIPROG Engineering tool
Modified
Published 21-06-2022Last modified 02-06-2026
Vulnerability summary
CVE-2022-31801 is a high (CVSS 10.0) vulnerability in phoenix contact multiprog. EPSS estimates a 1.14% chance of exploitation in the next 30 days, higher than 66.3% of scored vulnerabilities.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
1.14%
0%100%
Low · +0.03 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 21-06-2022PublishedVulnerability first disclosed.
- 02-06-2026Last modifiedVulnerability information updated.
Description
An unauthenticated, remote attacker could upload malicious logic to the devices based on ProConOS/ProConOS eCLR in order to gain full control over the device.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
1.14%
Chance of exploitation in the next 30 days
Percentile
66%
Versus all other CVEs
30-day change
Increase +0.03 pp
From 1.11% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Phoenix contact3 products
- multiprogall
- proconosAll versions (No fix recorded)
- proconos eclrAll versions (No fix recorded)
Phoenixcontact-software1 product
2 vendors · 4 products