Attacker Value
Unknown
0
CVE-2016-2774
0
CVE ID
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CVE-2016-2774
(Last updated October 05, 2023) ▾
MITRE ATT&CK
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Command and Control
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Credential Access
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Defense Evasion
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Exfiltration
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Impact
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Lateral Movement
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Persistence
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Privilege Escalation
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Description
ISC DHCP 4.1.x before 4.1-ESV-R13 and 4.2.x and 4.3.x before 4.3.4 does not restrict the number of concurrent TCP sessions, which allows remote attackers to cause a denial of service (INSIST assertion failure or request-processing outage) by establishing many sessions.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
5.9 Medium
Impact Score:
3.6
Exploitability Score:
2.2
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- canonical,
- debian,
- isc
Products
- debian linux 8.0,
- dhcp 4.1-esv,
- dhcp 4.1.0,
- dhcp 4.1.1,
- dhcp 4.1.2,
- dhcp 4.2.0,
- dhcp 4.2.1,
- dhcp 4.2.2,
- dhcp 4.2.3,
- dhcp 4.2.4,
- dhcp 4.2.5,
- dhcp 4.2.6,
- dhcp 4.2.7,
- dhcp 4.2.8,
- dhcp 4.3.0,
- dhcp 4.3.1,
- dhcp 4.3.2,
- dhcp 4.3.3,
- ubuntu linux 14.04,
- ubuntu linux 16.04,
- ubuntu linux 17.10
References
Advisory
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Exploited in the Wild
CVE ID
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