The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applicationsUpgrade Debian:11
bind9
to version 1:9.16.33-1~deb11u1 or higher.
Note: Versions mentioned in the description apply only to the upstream bind9
package and not the bind9
package as distributed by Debian
.
See How to fix?
for Debian:11
relevant fixed versions and status.
By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.