CVE-2018-16181 — HTTP header injection vulnerability in i-FILTER Ver.9.50R05 and earlier may allow remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks that may result in an arbitrary script injection or setting an arbitrary cookie values via unspecified vectors

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MEDIUM

HTTP header injection vulnerability in i-FILTER Ver.9.50R05 and earlier may allow remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks that may result in an arbitrary script injection or setting an arbitrary cookie values via unspecified vectors

Published Jan 9, 2019

6.1

MEDIUM

CVSS 3.0

EPSS 0.83%

Description

HTTP header injection vulnerability in i-FILTER Ver.9.50R05 and earlier may allow remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks that may result in an arbitrary script injection or setting an arbitrary cookie values via unspecified vectors.

Affected products

Vendor Digital Arts Inc. Product i-FILTER Default
n/a
- Version
  Ver.9.50R05 and earlier
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Digital Arts Inc.

i-FILTER

n/a

Version	Status	Constraints
Ver.9.50R05 and earlier	affected	-

Remediation

No remediation recorded yet.

Metrics

0.83% 0.00833

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00833

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.83% (0.00833)	56.10th	v5 (v2026.06.15)
Sep 20, 2026	0.83% (0.00833)	56.09th	v5 (v2026.06.15)
Jul 20, 2024	0.13% (0.00133)	48.96th	v3 (v2023.03.01)
Jun 14, 2024	0.13% (0.00133)	48.64th	v3 (v2023.03.01)
Mar 7, 2023	0.13% (0.00133)	46.61th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.78% (0.00785)	22.12th	v5 (v2026.06.15)
Apr 14, 2021	0.78% (0.00785)	0.00th	v1

Weaknesses (1)

CWE-113

References (2)

https://download.daj.co.jp/user/ifilter/V9/
x_refsource_MISCPermissions RequiredVendor Advisory
https://jvn.jp/en/jp/JVN32155106/index.html
third-party-advisoryx_refsource_JVNThird Party Advisory

Link	Providers	Tags
https://download.daj.co.jp/user/ifilter/V9/		x_refsource_MISCPermissions RequiredVendor Advisory
https://jvn.jp/en/jp/JVN32155106/index.html		third-party-advisoryx_refsource_JVNThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner jpcert

Published Jan 9, 2019

Updated Aug 5, 2024

Reserved Aug 30, 2018

Link CVE-2018-16181

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2018-16181

Red Hat

Severity n/a

Public date n/a

Links CVE-2018-16181