7.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
7.9 High
AI Score
Confidence
High
0.107 Low
EPSS
Percentile
95.1%
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.
lists.opensuse.org/opensuse-updates/2015-02/msg00089.html
packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html
seclists.org/fulldisclosure/2019/Jun/18
seclists.org/fulldisclosure/2019/Sep/7
www.openwall.com/lists/oss-security/2014/12/18/1
www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
www.securityfocus.com/bid/71670
www.ubuntu.com/usn/USN-2519-1
access.redhat.com/errata/RHSA-2018:0805
seclists.org/bugtraq/2019/Jun/14
seclists.org/bugtraq/2019/Sep/7
security.gentoo.org/glsa/201602-02
sourceware.org/bugzilla/show_bug.cgi?id=17630