XSS in Steve-Community Steve
CVE-2024-21550
SteVe is an open platform that implements different version of the OCPP protocol for Electric Vehicle charge points, acting as a central server for management of registered charge points. Attackers can inject arbitrary HTML and Javascript code via WebSockets leading to persistent Cross-Site Scripting in the SteVe management interface.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (31.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 31.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Steve-Community Steve — versions 3.6.0, 3.7.0
- Steve — versions 0, 3.6.0, 3.7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/steve-community/steve/blob/steve-3.6.0/src/main/java/de/rwth/idsg/st… (Product)
- github.com/steve-community/steve/issues/1526 (Patch, Issue Tracking)
- github.com/steve-community/steve/pull/1527 (Patch, Issue Tracking)
- github.com/steve-community/steve/commit/a79983f843c37705182c8f54eba060c1dce3b6d1 (Patch)
Frequently asked questions
- What is CVE-2024-21550?
- CVE-2024-21550 is a medium-severity vulnerability in Steve-Community Steve, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-08-12.
- How severe is CVE-2024-21550?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2024-21550 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.