CVE-2018-5732
A specially constructed response from a malicious server can cause a buffer overflow in dhclient
Description
Failure to properly bounds-check a buffer used for processing DHCP options allows a malicious server (or an entity masquerading as a server) to cause a buffer overflow (and resulting crash) in dhclient by sending a response containing a specially constructed options section. Affects ISC DHCP versions 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
ISC
commercial·USaka internet systems consortium
Canonical Ltd.
commercial·GBaka canonical
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Red Hat Inc.
commercial·USaka red hat
Fedora Project
oss-project·USaka fedora
Slackware Linux Inc.
oss-project·USaka slackware
and 3 more affected products View all →
Exploitability
Official Patch Available
Attack Graph
Products CVE Techniques Tactics
Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.
MITRE ATT&CK
2 techniques Initial Access
Privilege Escalation
References
https://kb.isc.org/docs/aa-01565
kb.isc.org
https://kb.isc.org/article/AA-01565
kb.isc.org
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2018&m=slackware-security.560131
slackware.com
and 5 more references View all →
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