CVE-2022-3924
Severity
7.5HIGH
EPSS
1.0%
top 23.48%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 26
Description
This issue can affect BIND 9 resolvers with `stale-answer-enable yes;` that also make use of the option `stale-answer-client-timeout`, configured with a value greater than zero.
If the resolver receives many queries that require recursion, there will be a corresponding increase in the number of clients that are waiting for recursion to complete. If there are sufficient clients already waiting when a new client query is received so that it is necessary to SERVFAIL the longest waiting client (see…
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages4 packages
🔴Vulnerability Details
5OSV▶
CVE-2022-3924: This issue can affect BIND 9 resolvers with `stale-answer-enable yes;` that also make use of the option `stale-answer-client-timeout`, configured with↗2023-01-26
GHSA▶
GHSA-29px-hvx8-j7xf: This issue can affect BIND 9 resolvers with `stale-answer-enable yes;` that also make use of the option `stale-answer-client-timeout`, configured with↗2023-01-26
OSV▶
CVE-2022-3924: This issue can affect BIND 9 resolvers with `stale-answer-enable yes;` that also make use of the option `stale-answer-client-timeout`, configured with↗2023-01-26
CVEList▶
named configured to answer from stale cache may terminate unexpectedly at recursive-clients soft quota↗2023-01-25