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CVE-2019-19228

29
FAUCET Score

CVE-2019-19228 is a critical authentication bypass vulnerability affecting Fronius Solar Inverter devices prior to version 3.14.1 (HM 1.12.1). Attackers can exploit this by accessing the plaintext password for the "today" account, which is improperly stored in the /tmp/web_users.conf file. With a CVSS score of 9.8, this network-exploitable vulnerability allows unauthenticated attackers to achieve complete compromise of confidentiality, integrity, and availability. There is currently no evidence of active exploitation, nor are there publicly available exploit modules or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.14.1CPE matchmatch criteria
cpe:2.3:o:fronius:datamanager_box_2.0_firmware:*:*:*:*:*:*:*:*
< 3.14.1CPE matchmatch criteria
cpe:2.3:o:fronius:eco_25.0-3-s_firmware:*:*:*:*:*:*:*:*
< 3.14.1CPE matchmatch criteria
cpe:2.3:o:fronius:eco_27.0-3-s_firmware:*:*:*:*:*:*:*:*
< 3.14.1CPE matchmatch criteria
cpe:2.3:o:fronius:galvo_1.5-1_firmware:*:*:*:*:*:*:*:*
< 3.14.1CPE matchmatch criteria
cpe:2.3:o:fronius:galvo_1.5-1_208-240_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.90%
Probability of exploitation in next 30 days
EPSS Percentile
77.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0190 is in the 66th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/155562/Fronius-Solar-Inverter-Series-Insecure-Communication-Path-Traversal.html
ExploitThird Party AdvisoryVDB Entry
sec-consult.com / en/blog/advisories/multiple-vulnerabilites-in-fronius-solar-inverter-series-cve-2019-19229-cve-2019-19228
ExploitThird Party Advisory
seclists.org / bugtraq/2019/Dec/5
ExploitMailing ListThird Party Advisory