CVE-2014-7255 : Internet Initiative Japan Inc. SEIL Series routers SEIL/X1 2.50 through 4.62, SE

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.

Published 2014-12-05 17:59:04

Updated 2025-04-12 10:46:41

Source JPCERT/CC

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2014-7255

IIJ » Seil B1 Firmware
Versions from including (>=) 2.50 and up to, including, (<=) 4.62
cpe:2.3:o:iij:seil_b1_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: IIJ » Seil B1 » Version: N/A
IIJ » Seil X2 Firmware
Versions from including (>=) 2.50 and up to, including, (<=) 4.62
cpe:2.3:o:iij:seil_x2_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: IIJ » Seil X2 » Version: N/A
IIJ » Seil X1 Firmware
Versions from including (>=) 2.50 and up to, including, (<=) 4.62
cpe:2.3:o:iij:seil_x1_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: IIJ » Seil X1 » Version: N/A
IIJ » Seil X86 Fuji Firmware
Versions from including (>=) 1.70 and up to, including, (<=) 3.22
cpe:2.3:o:iij:seil_x86_fuji_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: IIJ » Seil X86 Fuji » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2014-7255

EPSS FAQ

1.78%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 81 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2014-7255

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2014-7255

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2014-7255

http://jvn.jp/en/jp/JVN21907573/index.html

JVN#21907573: SEIL Series routers vulnerable to denial-of-service (DoS)
Third Party Advisory
http://jvndb.jvn.jp/ja/contents/2014/JVNDB-2014-000135.html

JVNDB-2014-000135 - JVN iPedia - 脆弱性対策情報データベース
Third Party Advisory;VDB Entry
http://www.seil.jp/support/security/a01510.html

NTPサーバがクライアントに対してレスポンスを送信し続ける脆弱性
Vendor Advisory

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Vulnerability Details : CVE-2014-7255

Products affected by CVE-2014-7255

Exploit prediction scoring system (EPSS) score for CVE-2014-7255

CVSS scores for CVE-2014-7255

CWE ids for CVE-2014-7255

References for CVE-2014-7255