What is CVE-2022-1561?

CVE-2022-1561 is a medium-severity vulnerability in Krakend Krakend-ce, classified under Modification of Assumed-Immutable Data (MAID). CVSS score: 4.0/10. Published 2022-08-01.

How severe is CVE-2022-1561?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Vulnerability in Krakend Krakend-ce

CVE-2022-1561

Lura and KrakenD-CE versions older than v2.0.2 and KrakenD-EE versions older than v2.0.0 do not sanitize URL parameters correctly, allowing a malicious user to alter the backend URL defined for a pipe when remote users send crafty URL requ…

EPSS: 0.002 (41.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N.

Affected products

Krakend Krakend-ce — versions v2.0.2
Krakend Krakend-ee — versions v2.0.0
Krakend Lura Project — versions v2.0.2

Weakness classification (CWE)

CWE-471 — Modification of Assumed-Immutable Data (MAID)

References

www.incibe-cert.es/en/early-warning/security-advisories/crafted-backend-urls-lu… (x_refsource_CONFIRM)
www.krakend.io/blog/cve-2022-1561-crafted-backend-urls/ (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2022-1561?: CVE-2022-1561 is a medium-severity vulnerability in Krakend Krakend-ce, classified under Modification of Assumed-Immutable Data (MAID). CVSS score: 4.0/10. Published 2022-08-01.
How severe is CVE-2022-1561?: Medium severity. CVSS v3 base score is 4.0 out of 10.