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CVE-2016-2775

Published: Jul 19, 2016Updated: May 6, 2026 Sources: CVE List NVDCWE-20
NVD MITRE
5.9CVSSMEDIUM
EPSS Score
63.3%
Top 0.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

ISC BIND 9.x before 9.9.9-P2, 9.10.x before 9.10.4-P2, and 9.11.x before 9.11.0b2, when lwresd or the named lwres option is enabled, allows remote attackers to cause a denial of service (daemon crash) via a long request that uses the lightweight resolver protocol.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
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-20

Affected Products

n/an/a
hp-uxhp
On-premOS
Operating Systems / unix-bsd
bindiscNetworking Infrastructure
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
enterprise linux desktopredhat
On-premOS
Operating Systems / linux-distro
hpcommercialUSEnterprise Softwareaka hewlett packard, hpe
isccommercialUSNetworking Infrastructureaka internet systems consortium
fedoraprojectoss-projectUSOperating Systemsaka fedora project
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

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ5STNEUHBNEPUHJT7CYEVSMATFYMIX7/
lists.fedoraproject.org
https://kb.isc.org/article/AA-01438
kb.isc.org
https://access.redhat.com/errata/RHBA-2017:1767
access.redhat.com
and 13 more references View all →

Timeline

Published
Jul 19, 2016
Last Updated
May 6, 2026

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