Cloud Foundry Stratos contains a Session Collision Vulnerability

published 2019-03-07 7y ago modified 2026-06-17 4mo ago also EUVD-2019-13415

cvss: 8.2; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.1%; EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits: 0; none known

Cloud Foundry Stratos, versions prior to 2.3.0, contains an insecure session that can be spoofed. When deployed on cloud foundry with multiple instances using the default embedded SQLite database, a remote authenticated malicious user can switch sessions to another user with the same session id.

Patch / fix

fixed in 1

Cloud Foundry Stratos 2.3.0

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Exploit prediction

1.06% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	8.2	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
NVD	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N

Affected products

Cloud Foundry Stratos

Classification

Weakness

CWE-384 Session Fixation

References

cloudfoundry.org /blog/cve-2019-3784
vendor-advisory

Sources

CVE List CVE-2019-3784
NVD CVE-2019-3784

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