CVE-2022-2795
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.
- Affected products
- Alt Linux, Almalinux, Astra Linux, Bind, Bind Server, Centos, Ibm Aix, Linuxmint
- Isc Bind
- < 9.16.33, 9.18.7, 9.19.5, 9.9.3, 9.9.12, 9.9.13, 9.10.5, 9.10.7, 9.11.3, 9.11.5, 9.11.6, 9.11.7, 9.11.8, 9.11.12, 9.11.14-s1, 9.11.19-s1, 9.11.21, 9.11.27, 9.11.29, 9.11.35, 9.11.37, 9.16.8, 9.16.11, 9.16.13, 9.16.21, 9.16.32
- CVSS 3.1
- 5.3 MEDIUM
- EPSS
- 1.7% (75th percentile)
- NVD status
- Modified
- Published
- 2022-09-21
Fix
Upgrade to the patched release most closely related to your current version of BIND: BIND 9.16.33, BIND 9.18.7, BIND 9.19.5, or for BIND Supported Preview Edition (a special feature preview branch of BIND provided to eligible ISC support customers): BIND 9.16.33-S1.
Workaround
No workarounds known.
CVE-2022-2795 at NVD
No indexed exploits for CVE-2022-2795 yet
Our index is partial: it proves presence, never absence
No exploit for CVE-2022-2795 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.