CVE-2017-5636 — CRITICAL (9.8)

Vulnerability Description

In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, the proxy chain serialization/deserialization is vulnerable to an injection attack where a carefully crafted username could impersonate another user and gain their permissions on a replicated request to another node.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Apache	Nifi	0.7.0

Related Weaknesses (CWE)

CWE-74

References

http://www.securityfocus.com/bid/96731Third Party AdvisoryVDB Entry
https://nifi.apache.org/security.html#CVE-2017-5636Issue TrackingMitigationVendor Advisory
http://www.securityfocus.com/bid/96731Third Party AdvisoryVDB Entry
https://nifi.apache.org/security.html#CVE-2017-5636Issue TrackingMitigationVendor Advisory

FAQ

What is CVE-2017-5636?

CVE-2017-5636 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, the proxy chain serialization/deserialization is vulnerable to an injection attack where a carefully crafted username could i...

How severe is CVE-2017-5636?

CVE-2017-5636 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-5636?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Nifi.