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CVE-2021-25218

HIGH
Published 2021-08-18T18:20:11.962739Z
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CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.004
probability
of exploitation in the wild

There is a 0.4% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.595
Higher than 59.5% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Description

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

ISC

BIND9

Affected Versions:

Stable Branch 9.16.19 Development Branch 9.17.16 Supported Preview Edition 9.16.19-S1

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-cc8x-chx9-c63q

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-25218
WEB https://kb.isc.org/v1/docs/cve-2021-25218
WEB https://lists.fedoraproject.org/archives/list/[email protected]/message/ZPJCLGSR4BTGFLBLGIE5TEQP2SNJKGVL
WEB https://security.netapp.com/advisory/ntap-20210909-0002
WEB http://www.openwall.com/lists/oss-security/2021/08/18/3
WEB http://www.openwall.com/lists/oss-security/2021/08/20/2

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

References

https://kb.isc.org/v1/docs/cve-2021-25218
http://www.openwall.com/lists/oss-security/2021/08/18/3
http://www.openwall.com/lists/oss-security/2021/08/20/2
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZPJCLGSR4BTGFLBLGIE5TEQP2SNJKGVL/
https://security.netapp.com/advisory/ntap-20210909-0002/
Published: 2021-08-18T18:20:11.962739Z
Last Modified: 2024-09-17T03:07:43.591Z
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