Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Glibc | <= 2.20 |
| Canonical | Ubuntu Linux | 10.04 |
| Opensuse | Opensuse | 13.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html
- http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-S
- http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-G
- http://seclists.org/fulldisclosure/2019/Jun/18
- http://seclists.org/fulldisclosure/2019/Sep/7
- http://www.openwall.com/lists/oss-security/2014/12/18/1
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
- http://www.securityfocus.com/bid/71670
- http://www.ubuntu.com/usn/USN-2519-1
- https://access.redhat.com/errata/RHSA-2018:0805
- https://seclists.org/bugtraq/2019/Jun/14
- https://seclists.org/bugtraq/2019/Sep/7
- https://security.gentoo.org/glsa/201602-02
- https://sourceware.org/bugzilla/show_bug.cgi?id=17630Exploit
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html
FAQ
What is CVE-2014-9402?
CVE-2014-9402 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...
How severe is CVE-2014-9402?
CVE-2014-9402 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-9402?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Glibc, Canonical Ubuntu Linux, Opensuse Opensuse.