QID 15140

Date Published: 2023-05-29

QID 15140: ISC BIND Denial of Service (DoS) Vulnerability

ISC BIND (Berkley Internet Domain Name) is an implementation of DNS protocols.

Affected versions:
BIND from 9.0.0 prior to 9.16.32
BIND from 9.18.0 prior to 9.18.6
BIND from 9.19.0 prior to 9.19.4
BIND Preview Edition from 9.9.3-S1 prior to 9.11.37-S1
BIND Preview Edition from 9.16.8-S1 prior to 9.16.32-S1

Patched Versions:
BIND 9.16.33
BIND 9.18.7
BIND 9.19.5
BIND 9.16.33-S1

QID Detection Logic:
This unauthenticated check detects vulnerable systems by fetching the version information from the BIND service.

Successful exploit due to crafted TCP streams can cause connections to BIND to remain in CLOSE_WAIT status for an indefinite period of time, leading to Denial of Service

CVSS V3 rated as Medium - 5.3 severity.

CVSS V2 rated as Low - 0 severity.

Solution

Customers are advised to upgrade to the patched version latest release of ISC BIND.

Vendor References

CVE-2022-2795 - kb.isc.org/v1/docs/cve-2022-2795

CVEs related to QID 15140

CVE-2022-2795 |

Software Advisories

Advisory ID	Software	Component	Link
CVE-2022-2795			kb.isc.org/v1/docs/cve-2022-2795

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