CVE-2014-7255

Name: CVE-2014-7255
Creator: NVD / NIST
Published: 2014-12-05T17:59:03.993+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.17%

Last modified Jun 17, 2026

CVE-2014-7255 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Internet Initiative Japan Inc. SEIL Series routers SEIL/X1 2.50 through 4.62, SEIL/X2 2.50 through 4.62, SEIL/B1 2.50 through 4.62, and SEIL/x86 Fuji 1.70 through 3.22 allow remote attackers to cause a denial of service (CPU and traffic consumption) via a large number of NTP requests within a short time, which causes unnecessary NTP responses to be sent.. EPSS estimates a 3.17% chance of exploitation in the next 30 days.

Description

Internet Initiative Japan Inc. SEIL Series routers SEIL/X1 2.50 through 4.62, SEIL/X2 2.50 through 4.62, SEIL/B1 2.50 through 4.62, and SEIL/x86 Fuji 1.70 through 3.22 allow remote attackers to cause a denial of service (CPU and traffic consumption) via a large number of NTP requests within a short time, which causes unnecessary NTP responses to be sent.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

3.17%

86.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Iij	Seil B1 Firmware	>= 2.50, <= 4.62
Iij	Seil X2 Firmware	>= 2.50, <= 4.62
Iij	Seil X1 Firmware	>= 2.50, <= 4.62
Iij	Seil X86 Fuji Firmware	>= 1.70, <= 3.22

References

http://jvn.jp/en/jp/JVN21907573/index.htmlThird Party Advisory
http://jvndb.jvn.jp/ja/contents/2014/JVNDB-2014-000135.htmlThird Party Advisory, VDB Entry
http://www.seil.jp/support/security/a01510.htmlVendor Advisory
http://jvn.jp/en/jp/JVN21907573/index.htmlThird Party Advisory
http://jvndb.jvn.jp/ja/contents/2014/JVNDB-2014-000135.htmlThird Party Advisory, VDB Entry
http://www.seil.jp/support/security/a01510.htmlVendor Advisory

Timeline

Published: Dec 5, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-7255?

How severe is CVE-2014-7255?

CVE-2014-7255 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.17% probability of exploitation in the next 30 days.

How do I fix CVE-2014-7255?

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.

How Strix Helps

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Source: NVD / NIST