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Home CVE Database CVE-2018-5743

CVE-2018-5743

Description

By design, BIND is intended to limit the number of TCP clients that can be connected at any given time. The number of allowed connections is a tunable parameter which, if unset, defaults to a conservative value for most servers. Unfortunately, the code which was intended to limit the number of simultaneous connections contained an error which could be exploited to grow the number of simultaneous connections beyond this limit. Versions affected: BIND 9.9.0 -> 9.10.8-P1, 9.11.0 -> 9.11.6, 9.12.0 -> 9.12.4, 9.14.0. BIND 9 Supported Preview Edition versions 9.9.3-S1 -> 9.11.5-S3, and 9.11.5-S5. Versions 9.13.0 -> 9.13.7 of the 9.13 development branch are also affected. Versions prior to BIND 9.9.0 have not been evaluated for vulnerability to CVE-2018-5743.

Priority: MEDIUM
CVSS v3: 7.5
Component: bind
Publish Date: Oct 9, 2019
Related ID: --
CVSS v2: HIGH
Modified Date: Oct 9, 2019

Find out more about CVE-2018-5743 from the MITRE-CVE dictionary and NIST NVD


Products Affected

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Product Name Status Defect Fixed Downloads
Linux
Wind River Linux LTS 17 Fixed LIN10-6551
10.17.41.21 --
Wind River Linux 8 Fixed LIN8-11597
8.0.0.34 --
Wind River Linux 9 Fixed LIN9-9166
9.0.0.26 --
Wind River Linux 7 Requires LTSS -- -- --
Wind River Linux LTS 21 Fixed -- 10.21.20.1 --
Wind River Linux LTS 22 Not Vulnerable -- -- --
Wind River Linux LTS 18 Fixed LIN1018-5074
10.18.44.12 --
Wind River Linux LTS 19 Fixed LIN1019-2886
10.19.45.2 --
Wind River Linux CD release Fixed LINCD-155
10.20.3.0 --
Wind River Linux 6 Requires LTSS -- -- --
Wind River Linux LTS 23 Not Vulnerable -- -- --
VxWorks
VxWorks 7 Not Vulnerable -- -- --
VxWorks 6.9 Not Vulnerable -- -- --
Helix Virtualization Platform Cert Edition
Helix Virtualization Platform Cert Edition Not Vulnerable -- -- --

Related Products

Product Name Status Defect Fixed Downloads

Notes
Requires LTSS - customers must have active LTSS (Long Term Security Shield) Support to receive up-to-date information about vulnerabilities that may affect legacy software. Please contact your Wind River account team or see https://docs.windriver.com/bundle/Support_and_Maintenance_Supplemental_Terms_and_Conditions and https://support2.windriver.com/index.php?page=plc for more information.
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