CVE-2020-8620

CVE-2020-8620 affects BIND 9.15.6–9.16.5 and 9.17.0–9.17.3, where libuv-based TCP handling allows an attacker to send data to trigger an assertion failure and crash the server. The vulnerability stems from an incorrectly specified maximum buffer size that can be exploited by a specially crafted l...

CVE-2020-8621 Attempting QNAME minimization after forwarding can lead to an assertion failure in resolver.c

In BIND 9.14.0 - 9.16.5, 9.17.0 - 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that 'forward only' are not affected...

CVE-2020-8620

In BIND 9.15.6 - 9.16.5, 9.17.0 - 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit...

CVE-2020-8621

In BIND 9.14.0 - 9.16.5, 9.17.0 - 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that 'forward only' are not affected...

CVE-2020-8620

In BIND 9.15.6 - 9.16.5, 9.17.0 - 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit...

CVE-2020-8621

CVE-2020-8621 affects BIND when QNAME minimization is enabled together with forward-first forwarding, potentially causing the server to crash. The vulnerable ranges are BIND 9.14.0–9.16.5 and 9.17.0–9.17.3; forward-only configurations are not affected. The issue is due to an assertion failure in ...

CVE-2020-8620

In BIND 9.15.6 - 9.16.5, 9.17.0 - 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit...

CVE-2020-8620

In BIND 9.15.6 - 9.16.5, 9.17.0 - 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit...

CVE-2020-8621

In BIND 9.14.0 - 9.16.5, 9.17.0 - 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that 'forward only' are not affected...

There are vulnerabilities in BIND that impact AIX.,There are vulnerabilities in BIND that impact VIOS.

IBM SECURITY ADVISORY First Issued: Fri Aug 21 15:48:15 CDT 2020 The most recent version of this document is available here: http://aix.software.ibm.com/aix/efixes/security/bindadvisory17.asc https://aix.software.ibm.com/aix/efixes/security/bindadvisory17.asc...

USN-4468-1 bind9 vulnerabilities

Emanuel Almeida discovered that Bind incorrectly handled certain TCP payloads. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS. CVE-2020-8620 Joseph Gullo discovered that Bind incorrectly handled...

CVE-2020-8624

A flaw was found in bind. Updates to "Update-policy" rules of type "subdomain" are treated as if they were of type "zonesub" which allows updates to all parts of the zone along with the intended subdomain. The highest threat from this vulnerability is to data integrity...

CVE-2020-8623

A flaw was found in bind. An assertion failure can occur when a specially crafted query for a zone signed with an RSA key. BIND must be compiled with "--enable-native-pkcs11" for the system to be affected. The highest threat from this vulnerability is to system availability...

CVE-2020-8622

A flaw was found in bind. An assertion failure can occur when trying to verify a truncated response to a TSIG-signed request. The highest threat from this vulnerability is to system availability...

CVE-2020-8621

In BIND 9.14.0 - 9.16.5, 9.17.0 - 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that 'forward only' are not affected...

CVE-2020-8620

In BIND 9.15.6 - 9.16.5, 9.17.0 - 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit...

CVE-2020-8621: Reachable Assertion

In BIND 9.14.0 - 9.16.5, 9.17.0 - 9.17.3, If a server is configured with both QNAME minimization and 'forward first' then an attacker who can send queries to it may be able to trigger the condition that will cause the server to crash. Servers that 'forward only' are not affected...

CVE-2020-8620: Reachable Assertion

In BIND 9.15.6 - 9.16.5, 9.17.0 - 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit...

CVE-2020-8622: Reachable Assertion

In BIND 9.0.0 - 9.11.21, 9.12.0 - 9.16.5, 9.17.0 - 9.17.3, also affects 9.9.3-S1 - 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker on the network path for a TSIG-signed request, or operating the server receiving the TSIG-signed request, could send a truncated response to that...

ISC Releases Security Advisories for BIND

The Internet Systems Consortium ISC has released security advisories that address vulnerabilities affecting multiple versions of ISC Berkeley Internet Name Domain BIND. A remote attacker could exploit these vulnerabilities to cause a denial-of-service condition. The Cybersecurity and Infrastructu...