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
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | glibc | < 2.19-14 | glibc_2.19-14_all.deb |
Debian | 11 | all | glibc | < 2.19-14 | glibc_2.19-14_all.deb |
Debian | 999 | all | glibc | < 2.19-14 | glibc_2.19-14_all.deb |
Debian | 13 | all | glibc | < 2.19-14 | glibc_2.19-14_all.deb |