Home/CVE/OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems.
CVE

CVE-2024-43795

OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems.

OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. The login functionality contains a reflected cross-site scripting (XSS) vulnerability. This vulnerability is fixed in 5.19.0.

Note: This CVE only affects Open Source Edition, and not OpenC3 COSMOS Enterprise Edition.

MEDIUM · CVSS 6.1 EPSS 0.01528
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
openc3 cosmos< 5.19.0
▤

Affected Packages

3
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI openc3 fixed in 762d7e0e93bdc2f340b1e42acccedc78994a576e, 5.19.0
RubyGems openc3 MODERATE fixed in 5.19.0
npm @openc3/tool-common MODERATE fixed in 5.19.0
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Oct 2024 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/OpenC3/cosmos/commit/762d7e0e93bdc2f340b1e42acccedc78994a576ePatch
https://github.com/OpenC3/cosmos/security/advisories/GHSA-vfj8-5pj7-2f9gVendor Advisory
https://securitylab.github.com/advisories/GHSL-2024-127_GHSL-2024-129_OpenC3_COSMOS
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