DoS from specifically crafted TCP packets
CVE-2022-0396

5.3MEDIUM

Key Information:

Vendor

Isc
Status
Bind
Vendor
CVE Published:
23 March 2022

What is CVE-2022-0396?

BIND 9.16.11 -> 9.16.26, 9.17.0 -> 9.18.0 and versions 9.16.11-S1 -> 9.16.26-S1 of the BIND Supported Preview Edition. Specifically crafted TCP streams can cause connections to BIND to remain in CLOSE_WAIT status for an indefinite period of time, even after the client has terminated the connection.

Affected Version(s)

BIND Open Source Branch 9.16 9.16.11 through versions before 9.16.27

BIND Development Branch 9.17 BIND 9.17 all versions

BIND Open Source Branch 9.18 9.18.0

References

https://kb.isc.org/v1/docs/cve-2022-0396
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory
https://security.netapp.com/advisory/ntap-20220408-0001/

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.