CVE-2021-25215 : In BIND 9.0.0 -> 9.11.29, 9.12.0 -> 9.16.13, and versions BIND 9.9.3-S1 -> 9.11.

In BIND 9.0.0 -> 9.11.29, 9.12.0 -> 9.16.13, and versions BIND 9.9.3-S1 -> 9.11.29-S1 and 9.16.8-S1 -> 9.16.13-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 -> 9.17.11 of the BIND 9.17 development branch, when a vulnerable version of named receives a query for a record triggering the flaw described above, the named process will terminate due to a failed assertion check. The vulnerability affects all currently maintained BIND 9 branches (9.11, 9.11-S, 9.16, 9.16-S, 9.17) as well as all other versions of BIND 9.

Published 2021-04-29 01:15:08

Updated 2022-04-25 20:14:24

Source Internet Systems Consortium (ISC)

View at NVD, CVE.org

Products affected by CVE-2021-25215

Debian » Debian Linux » Version: 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Matching versions
ISC » Bind »
Versions from including (>=) 9.17.0 and before (<) 9.17.12
cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*
Matching versions
ISC » Bind »
Versions from including (>=) 9.12.0 and before (<) 9.16.15
cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*
Matching versions
ISC » Bind »
Versions from including (>=) 9.0.0 and before (<) 9.11.31
cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*
Matching versions
ISC » Bind » Version: 9.11.5 Update S5 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.5:s5:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.5 Update S3 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.5:s3:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.9.3 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.9.3:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.10.7 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.10.7:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.3 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.3:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.7 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.7:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.10.5 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.10.5:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.6 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.6:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.5 Update S6 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.5:s6:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.12 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.12:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.8 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.8:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.21 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.21:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.9.12 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.9.12:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.9.13 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.9.13:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.27 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.27:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.16.8 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.16.8:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.16.11 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.16.11:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.11.29 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.11.29:s1:*:*:supported_preview:*:*:*
Matching versions
ISC » Bind » Version: 9.16.13 Update S1 Supported Preview Edition
cpe:2.3:a:isc:bind:9.16.13:s1:*:*:supported_preview:*:*:*
Matching versions
Oracle » Tekelec Platform Distribution
Versions from including (>=) 7.4.0 and up to, including, (<=) 7.7.1
cpe:2.3:a:oracle:tekelec_platform_distribution:*:*:*:*:*:*:*:*
Matching versions
Siemens » Sinec Infrastructure Network Services
Versions before (<) 1.0.1.1
cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 33
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Matching versions
Netapp » Cloud Backup » Version: N/A
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
Matching versions
Netapp » Active Iq Unified Manager » Version: N/A For Vmware Vsphere
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
Matching versions
Netapp » H300s Firmware » Version: N/A
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » H300s » Version: N/A
Netapp » H500s Firmware » Version: N/A
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » H500s » Version: N/A
Netapp » H700s Firmware » Version: N/A
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » H700s » Version: N/A
Netapp » H300e Firmware » Version: N/A
cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » H300e » Version: N/A
Netapp » H500e Firmware » Version: N/A
cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » H500e » Version: N/A
Netapp » H700e Firmware » Version: N/A
cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » H700e » Version: N/A
Netapp » H410s Firmware » Version: N/A
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » H410s » Version: N/A
Netapp » A250 Firmware » Version: N/A
cpe:2.3:o:netapp:a250_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » A250 » Version: N/A
Netapp » 500f Firmware » Version: N/A
cpe:2.3:o:netapp:500f_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Netapp » 500f » Version: N/A

Threat overview for CVE-2021-25215

Top countries where our scanners detected CVE-2021-25215

Top open port discovered on systems with this issue 53

IPs affected by CVE-2021-25215 1,314,920

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2021-25215!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-25215

EPSS FAQ

2.08%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 89 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-25215

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	Internet Systems Consortium (ISC)
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2021-25215

CWE-617 Reachable Assertion

The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-25215

https://security.netapp.com/advisory/ntap-20210521-0006/

April 2021 ISC BIND Vulnerabilities in NetApp Products | NetApp Product Security
Third Party Advisory

CVEs referencing this url
http://www.openwall.com/lists/oss-security/2021/04/29/3

oss-security - Re: ISC discloses three BIND vulnerabilities (CVE-2021-25214, CVE-2021-25215, and CVE-2021-25216)
Mailing List;Third Party Advisory

CVEs referencing this url
http://www.openwall.com/lists/oss-security/2021/04/29/1

oss-security - ISC discloses three BIND vulnerabilities (CVE-2021-25214, CVE-2021-25215, and CVE-2021-25216)
Mailing List;Third Party Advisory

CVEs referencing this url
https://www.debian.org/security/2021/dsa-4909

Debian -- Security Information -- DSA-4909-1 bind9
Third Party Advisory

CVEs referencing this url
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZDSRPCJQ7MZC6CENH5PO3VQOFI7VSWBE/

[SECURITY] Fedora 33 Update: bind-9.11.31-1.fc33 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory

CVEs referencing this url
https://kb.isc.org/v1/docs/cve-2021-25215

CVE-2021-25215: An assertion check can fail while answering queries for DNAME records that require the DNAME to be processed to resolve itself - Security Advisories
Vendor Advisory

CVEs referencing this url
http://www.openwall.com/lists/oss-security/2021/04/29/4

oss-security - Re: ISC discloses three BIND vulnerabilities (CVE-2021-25214, CVE-2021-25215, and CVE-2021-25216)
Mailing List;Third Party Advisory

CVEs referencing this url
https://www.oracle.com/security-alerts/cpuoct2021.html

Oracle Critical Patch Update Advisory - October 2021
Patch;Third Party Advisory

CVEs referencing this url
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VEC2XG4Q2ODTN2C4CGXEIXU3EUTBMK7L/

[SECURITY] Fedora 34 Update: bind-dyndb-ldap-11.7-3.fc34 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory

CVEs referencing this url
https://lists.debian.org/debian-lts-announce/2021/05/msg00001.html

[SECURITY] [DLA 2647-1] bind9 security update
Mailing List;Third Party Advisory

CVEs referencing this url
http://www.openwall.com/lists/oss-security/2021/04/29/2

oss-security - Re: ISC discloses three BIND vulnerabilities (CVE-2021-25214, CVE-2021-25215, and CVE-2021-25216)
Mailing List;Third Party Advisory

CVEs referencing this url
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf

Patch;Third Party Advisory

CVEs referencing this url

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