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bind: A logic error in code which checks TSIG validity can be used to trigger an assertion failure in tsig.c

🗓️ 10 Aug 2020 09:09:43Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 2 Views

A logic error in BIND transaction signature validation can trigger an assertion failure and denial of service when the key name is guessed.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Vulnerability in bind affects IBM Integrated Analytics System
10 Nov 202011:19
–ibm
IBM Security Bulletins		Security Bulletin: IBM API Connect V10 is impacted by denial of service vulnerabilities in Crunchy kernel (CVE-2020-8616, CVE-2020-8617)
7 Oct 202023:02
–ibm
IBM Security Bulletins		Security Bulletin: Cloud Pak for Security uses packages that are vulnerable to several CVEs
19 Oct 202115:38
–ibm
IBM Security Bulletins		Security Bulletin: Publicly disclosed vulnerabilities from Bind affect IBM Netezza Host Management
10 Aug 202010:41
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in BIND affect AIX (CVE-2020-8616 and CVE-2020-8617)
21 Aug 202021:43
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability in bind (CVE-2020-8616 and CVE-2020-8617).
22 Sep 202123:38
–ibm
IBM Security Bulletins		Security Bulletin: BIND for IBM i is affected by CVE-2020-8616 and CVE-2020-8617
6 Jul 202022:37
–ibm
0day.today		BIND - (TSIG) Denial of Service Exploit
27 May 202000:00
–zdt
ALT Linux		Security fix for the ALT Linux 10 package bind version 9.11.19-alt1
19 May 202000:00
–altlinux
ALT Linux		Security fix for the ALT Linux 8 package bind version 9.10.8.P1-alt2
26 May 202000:00
–altlinux
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6.6x86_64bind32:9.8.2-0.30.rc1.el6_6.11bind-32:9.8.2-0.30.rc1.el6_6.11.x86_64.rpm
Red Hat Enterprise Linux6.6x86_64bind-chroot32:9.8.2-0.30.rc1.el6_6.11bind-chroot-32:9.8.2-0.30.rc1.el6_6.11.x86_64.rpm
Red Hat Enterprise Linux6.6x86_64bind-debuginfo32:9.8.2-0.30.rc1.el6_6.11bind-debuginfo-32:9.8.2-0.30.rc1.el6_6.11.x86_64.rpm
Red Hat Enterprise Linux6.6anybind-debuginfo32:9.8.2-0.30.rc1.el6_6.11.i686bind-debuginfo-32:9.8.2-0.30.rc1.el6_6.11.i686.noarch.rpm
Red Hat Enterprise Linux6.6x86_64bind-devel32:9.8.2-0.30.rc1.el6_6.11bind-devel-32:9.8.2-0.30.rc1.el6_6.11.x86_64.rpm
Red Hat Enterprise Linux6.6anybind-devel32:9.8.2-0.30.rc1.el6_6.11.i686bind-devel-32:9.8.2-0.30.rc1.el6_6.11.i686.noarch.rpm
Red Hat Enterprise Linux6.6x86_64bind-libs32:9.8.2-0.30.rc1.el6_6.11bind-libs-32:9.8.2-0.30.rc1.el6_6.11.x86_64.rpm
Red Hat Enterprise Linux6.6anybind-libs32:9.8.2-0.30.rc1.el6_6.11.i686bind-libs-32:9.8.2-0.30.rc1.el6_6.11.i686.noarch.rpm
Red Hat Enterprise Linux6.6x86_64bind-sdb32:9.8.2-0.30.rc1.el6_6.11bind-sdb-32:9.8.2-0.30.rc1.el6_6.11.x86_64.rpm
Red Hat Enterprise Linux6.6x86_64bind-utils32:9.8.2-0.30.rc1.el6_6.11bind-utils-32:9.8.2-0.30.rc1.el6_6.11.x86_64.rpm
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25 Jun 2026 10:56Current
6.8Medium risk
Vulners AI Score6.8
CVSS 24.3
CVSS 3.15.9 - 7.5
EPSS0.93422
CWE-617
bind servertransaction signature validationassertion failuredenial of serviceguessable key name
2