Public proof of concept

CVE-2016-4014

A public proof of concept exists; no exploitation attested.

Published2016-04-14

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

XML external entity (XXE) vulnerability in the UDDI component in SAP NetWeaver JAVA AS 7.4 allows remote attackers to cause a denial of service (system hang) via a crafted DTD in an XML request to uddi/api/replication, aka SAP Security Note 2254389.

Timeline

dates in UTC

2016-04-1414:59CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-4014?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-4014?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Sap netweaver

Branch	Affected	Fixed in	Source
7.4	= 7.4	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-10-23 19:23 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 1 repository, unverifiedmurataydemir/CVE-2016-4014

Sources

NVDCVSS 3.08.6read 2026-10-23
NVDCVSS 2.09read 2026-10-23
FIRST EPSSEPSS score5.3 %2026-10-22
PoC-in-GitHubproof of concept1read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Published: 2016-04-14
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-4014?

Is CVE-2016-4014 actively exploited?

Active exploitation of CVE-2016-4014 has not been confirmed. Its EPSS score was 5.3% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-4014?

CVE-2016-4014 has a CVSS v3 base score of 8.6 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.

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