SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-3145

BIND was improperly sequencing cleanup operations on upstream recursion fetch contexts, leading in some cases to a use-after-free error that can trigger an assertion failure and crash in named.

HIGH 7.5EPSS 27.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 27.9%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

BIND was improperly sequencing cleanup operations on upstream recursion fetch contexts, leading in some cases to a use-after-free error that can trigger an assertion failure and crash in named. Affects BIND 9.0.0 to 9.8.x, 9.9.0 to 9.9.11, 9.10.0 to 9.10.6, 9.11.0 to 9.11.2, 9.9.3-S1 to 9.9.11-S1, 9.10.5-S1 to 9.10.6-S1, 9.12.0a1 to 9.12.0rc1.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
27.93% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
isc/bind · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux server tus · redhat/enterprise linux workstation · debian/debian linux · netapp/data ontap edge · juniper/junos
Source
security-officer@isc.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.