Vulnerability Monitor

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CVE-2014-9402

The nss_dns implementation of getnetbyname in GNU C Library (aka glibc) before 2.21, when the DNS backend in the Name Service Switch configuration is enabled, allows remote attackers to cause a denial of service (infinite loop) by sending a positive answer while a network name is being process.

Security Impact Summary

CVE-2014-9402 is a security vulnerability that . Impacting 3 products from gnu, from canonical, from opensuse organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2015-02-24T15:59:02.520

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	glibc	≤ 2.20	Yes
Operating System	canonical	ubuntu_linux	10.04	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	14.10	Yes
Operating System	opensuse	opensuse	13.1	Yes
Operating System	opensuse	opensuse	13.2	Yes

References

http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html ([email protected])
http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html ([email protected])
http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html ([email protected])
http://seclists.org/fulldisclosure/2019/Jun/18 ([email protected])
http://seclists.org/fulldisclosure/2019/Sep/7 ([email protected])
http://www.openwall.com/lists/oss-security/2014/12/18/1 ([email protected])
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html ([email protected])
http://www.securityfocus.com/bid/71670 ([email protected])
http://www.ubuntu.com/usn/USN-2519-1 ([email protected])
https://access.redhat.com/errata/RHSA-2018:0805 ([email protected])
https://seclists.org/bugtraq/2019/Jun/14 ([email protected])
https://seclists.org/bugtraq/2019/Sep/7 ([email protected])
https://security.gentoo.org/glsa/201602-02 ([email protected])
https://sourceware.org/bugzilla/show_bug.cgi?id=17630 Exploit ([email protected])
http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2019/Jun/18 (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2019/Sep/7 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2014/12/18/1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/71670 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2519-1 (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:0805 (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Jun/14 (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Sep/7 (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201602-02 (af854a3a-2127-422b-91ae-364da2661108)
https://sourceware.org/bugzilla/show_bug.cgi?id=17630 Exploit (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For gnu's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.