Eclipse Kura downloads deployment packages (DPs) from a remote URL without any limit on the size of the data it receives.
CVE-2026-114359
Eclipse Kura downloads deployment packages (DPs) from a remote URL without any limit on the size of the data it receives. A malicious or compromised HTTP(S) server, or an attacker able to tamper with a plain-HTTP download, can stream an arbitrarily large (or endless) response. Kura writes the response to local storage until the filesystem is full. On gateways the temporary directory is often a RAM-backed tmpfs, so this can also exhaust memory. The result is denial of service of the device: failed configuration persistence, failed logging and possible crashes of the framework or other services. The same missing size limit is present in the REST upload endpoint POST /deploy/v2/upload, which copies the request body to the temporary directory with no limit. Workarounds: only install DPs from trusted HTTPS sources, restrict who can install packages (Web UI kura.packages.admin permission, REST kura.permission.rest.deploy, cloud DEPLOY-V2 access).
Assessment
- CVSS
- 7 (v4.0)
- Severity
- High
- Known exploited
- Not listed in CISA KEV
- Exploit availability
- Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
- Published
- 10 November 2026
- Last updated
- 10 November 2026
- Affected
- Eclipse Foundation · Eclipse Kura
- Assigner
- eclipse
CVSS vectorCVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
At the source
References
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