Is it possible to hide version information in dnsmasq?

Solution Unverified - Updated -

Issue

  • If the client publish the query like below, we can see the version information of dnsmasq. Is it possible to hide such information?
# dig @localhost chaos txt version.bind

; <<>> DiG 9.11.20-RedHat-9.11.20-5.el8_3.1 <<>> @localhost chaos txt version.bind
; (2 servers found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 57670
;; flags: qr aa rd ra ad; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;version.bind.          CH  TXT

;; ANSWER SECTION:
version.bind.       0   CH  TXT "dnsmasq-2.79"   <<<===

;; Query time: 0 msec
;; SERVER: ::1#53(::1)
;; WHEN: Thu Dec 08 12:12:17 JST 2022
;; MSG SIZE  rcvd: 66

Environment

  • Red Hat Enterprise Linux 8
  • dnsmasq

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