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CVE-2021-25218

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Date: August 18, 2021

In BIND 9.16.19, 9.17.16. Also, version 9.16.19-S1 of BIND Supported Preview Edition When a vulnerable version of named receives a query under the circumstances described above, the named process will terminate due to a failed assertion check. The vulnerability affects only BIND 9 releases 9.16.19, 9.17.16, and release 9.16.19-S1 of the BIND Supported Preview Edition.

Language: C

Severity Score

Related Resources (8)

http://www.openwall.com/lists/oss-security/2021/08/18/3
http://www.openwall.com/lists/oss-security/2021/08/20/2
https://kb.isc.org/v1/docs/cve-2021-25218
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZPJCLGSR4BTGFLBLGIE5TEQP2SNJKGVL/
https://nvd.nist.gov/vuln/detail/CVE-2021-25218
https://security.alpinelinux.org/vuln/CVE-2021-25218
https://security.netapp.com/advisory/ntap-20210909-0002/
https://www.mend.io/vulnerability-database/CVE-2021-25218

Severity Score

Weakness Type (CWE)

Reachable Assertion

CWE-617

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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