CVE-2022-2795
bind: processing large delegations may severely degrade resolver performance
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Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 21, 2022
Updated · September 2, 2026
Description
A flaw was found in bind. When flooding the target resolver with special queries, an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-770 · Allocation of Resources Without Limits or Throttling