CVE-2017-15703

Name: CVE-2017-15703
Creator: NVD / NIST
Published: 2018-01-25T21:29:00.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.88%

Last modified Jun 17, 2026

CVE-2017-15703 is a vulnerability of currently unknown severity. Any authenticated user (valid client certificate but without ACL permissions) could upload a template which contained malicious code and caused a denial of service via Java deserialization attack. The fix to properly handle Java deserialization was applied on the Apache NiFi 1.4.0 release. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

Any authenticated user (valid client certificate but without ACL permissions) could upload a template which contained malicious code and caused a denial of service via Java deserialization attack. The fix to properly handle Java deserialization was applied on the Apache NiFi 1.4.0 release. Users running a prior 1.x release should upgrade to the appropriate release.

Metrics

EPSS Probability

0.88%

54.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Apache	Nifi	>= 1.0.0, <= 1.4.0

References

https://nifi.apache.org/security.html#CVE-2017-15703Vendor Advisory
https://nifi.apache.org/security.html#CVE-2017-15703Vendor Advisory

Timeline

Published: Jan 25, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-15703?

How severe is CVE-2017-15703?

Severity scoring for CVE-2017-15703 is pending analysis. The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.

How do I fix CVE-2017-15703?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-15703?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST