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CVE-2017-3144

Failure to properly clean up closed OMAPI connections can exhaust available sockets

Published: Jan 16, 2019Updated: Nov 21, 2024 Sources: CVE List NVDCWE-400
NVD MITRE
7.5CVSSHIGH
EPSS Score
72.7%
Top 0.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A vulnerability stemming from failure to properly clean up closed OMAPI connections can lead to exhaustion of the pool of socket descriptors available to the DHCP server. Affects ISC DHCP 4.1.0 to 4.1-ESV-R15, 4.2.0 to 4.2.8, 4.3.0 to 4.3.6. Older versions may also be affected but are well beyond their end-of-life (EOL). Releases prior to 4.1.0 have not been tested.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-400

Affected Products

dhcpiscNetworking Infrastructure
enterprise linux desktopredhat
On-premOS
Operating Systems / linux-distro
enterprise linux serverredhat
On-premOS
Operating Systems / linux-distro
enterprise linux server ausredhat
OS
Operating Systems / linux-distro
enterprise linux server eusredhat
OS
Operating Systems / linux-distro
isccommercialUSNetworking Infrastructureaka internet systems consortium
redhatcommercialUSOperating Systemsaka red hat
and 5 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available
Workaround Available

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

http://www.securityfocus.com/bid/102726
securityfocus.com
http://www.securitytracker.com/id/1040194
securitytracker.com
https://access.redhat.com/errata/RHSA-2018:0158
access.redhat.com
and 3 more references View all →

Timeline

Published
Jan 16, 2019
Last Updated
Nov 21, 2024

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