CVE-2016-2774

Published: Mar 9, 2016Modified: May 6, 2026

5.9

Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.2 / Impact: 3.6

Source: NVD

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.

Affected (95)

Products: Isc: Dhcp · Debian: Debian Linux · Canonical: Ubuntu Linux

1 product

1 product

1 product

Configuration A

91 vulnerable

Vulnerable Software	Affected Versions
Isc Dhcp	Version 4.1-esv
Isc Dhcp	Version 4.1-esv r10
Isc Dhcp	Version 4.1-esv r10_b1
Isc Dhcp	Version 4.1-esv r11_b1
Isc Dhcp	Version 4.1-esv r11_rc1
Isc Dhcp	Version 4.1-esv r11_rc2
Isc Dhcp	Version 4.1-esv r12
Isc Dhcp	Version 4.1-esv r12_b1
Isc Dhcp	Version 4.1-esv r1
Isc Dhcp	Version 4.1-esv r2
Isc Dhcp	Version 4.1-esv r3
Isc Dhcp	Version 4.1-esv r3_b1
Isc Dhcp	Version 4.1-esv r4
Isc Dhcp	Version 4.1-esv r5
Isc Dhcp	Version 4.1-esv r5_b1
Isc Dhcp	Version 4.1-esv r5_rc1
Isc Dhcp	Version 4.1-esv r5_rc2
Isc Dhcp	Version 4.1-esv r6
Isc Dhcp	Version 4.1-esv r7
Isc Dhcp	Version 4.1-esv r8
Isc Dhcp	Version 4.1-esv r8_b1
Isc Dhcp	Version 4.1-esv r8_rc1
Isc Dhcp	Version 4.1-esv r9
Isc Dhcp	Version 4.1-esv r9_b1
Isc Dhcp	Version 4.1-esv r9_rc1
Isc Dhcp	Version 4.1-esv rc1
Isc Dhcp	Version 4.1.0
Isc Dhcp	Version 4.1.0 a1
Isc Dhcp	Version 4.1.0 a2
Isc Dhcp	Version 4.1.0 b1
Isc Dhcp	Version 4.1.1
Isc Dhcp	Version 4.1.1 b1
Isc Dhcp	Version 4.1.1 b2
Isc Dhcp	Version 4.1.1 b3
Isc Dhcp	Version 4.1.1 p1
Isc Dhcp	Version 4.1.1 rc1
Isc Dhcp	Version 4.1.2
Isc Dhcp	Version 4.1.2 b1
Isc Dhcp	Version 4.1.2 p1
Isc Dhcp	Version 4.1.2 rc1
Isc Dhcp	Version 4.2.0
Isc Dhcp	Version 4.2.0 a1
Isc Dhcp	Version 4.2.0 a2
Isc Dhcp	Version 4.2.0 b1
Isc Dhcp	Version 4.2.0 b2
Isc Dhcp	Version 4.2.0 p1
Isc Dhcp	Version 4.2.0 p2
Isc Dhcp	Version 4.2.0 rc1
Isc Dhcp	Version 4.2.1
Isc Dhcp	Version 4.2.1 b1
Isc Dhcp	Version 4.2.1 p1
Isc Dhcp	Version 4.2.1 rc1
Isc Dhcp	Version 4.2.2
Isc Dhcp	Version 4.2.2 b1
Isc Dhcp	Version 4.2.2 rc1
Isc Dhcp	Version 4.2.3
Isc Dhcp	Version 4.2.3 p1
Isc Dhcp	Version 4.2.3 p2
Isc Dhcp	Version 4.2.4
Isc Dhcp	Version 4.2.4 b1
Isc Dhcp	Version 4.2.4 p1
Isc Dhcp	Version 4.2.4 p2
Isc Dhcp	Version 4.2.4 rc1
Isc Dhcp	Version 4.2.4 rc2
Isc Dhcp	Version 4.2.5
Isc Dhcp	Version 4.2.5 b1
Isc Dhcp	Version 4.2.5 p1
Isc Dhcp	Version 4.2.5 rc1
Isc Dhcp	Version 4.2.6
Isc Dhcp	Version 4.2.6 b1
Isc Dhcp	Version 4.2.6 rc1
Isc Dhcp	Version 4.2.7
Isc Dhcp	Version 4.2.7 b1
Isc Dhcp	Version 4.2.7 rc1
Isc Dhcp	Version 4.2.8
Isc Dhcp	Version 4.2.8 b1
Isc Dhcp	Version 4.2.8 rc1
Isc Dhcp	Version 4.2.8 rc2
Isc Dhcp	Version 4.3.0
Isc Dhcp	Version 4.3.0 a1
Isc Dhcp	Version 4.3.0 b1
Isc Dhcp	Version 4.3.0 rc1
Isc Dhcp	Version 4.3.1
Isc Dhcp	Version 4.3.1 b1
Isc Dhcp	Version 4.3.1 rc1
Isc Dhcp	Version 4.3.2
Isc Dhcp	Version 4.3.2 b1
Isc Dhcp	Version 4.3.2 rc1
Isc Dhcp	Version 4.3.2 rc2
Isc Dhcp	Version 4.3.3
Isc Dhcp	Version 4.3.3 b1