CVE-2022-2795

EUVD-2022-35036
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
iscCNA
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 63%
Affected Products (NVD)
VendorProductVersion
iscbind
9.0.0 ≤
𝑥
< 9.16.33
iscbind
9.18.0 ≤
𝑥
< 9.18.7
iscbind
9.19.0 ≤
𝑥
< 9.19.5
iscbind
9.9.3:s1
iscbind
9.9.3:s1
iscbind
9.9.12:s1
iscbind
9.9.13:s1
iscbind
9.10.5:s1
iscbind
9.10.7:s1
iscbind
9.11.3:s1
iscbind
9.11.5:s3
iscbind
9.11.5:s3
iscbind
9.11.5:s5
iscbind
9.11.5:s6
iscbind
9.11.6:s1
iscbind
9.11.7:s1
iscbind
9.11.8:s1
iscbind
9.11.12:s1
iscbind
9.11.14-s1
iscbind
9.11.19-s1
iscbind
9.11.21:s1
iscbind
9.11.27:s1
iscbind
9.11.29:s1
iscbind
9.11.35:s1
iscbind
9.11.37:s1
iscbind
9.16.8:s1
iscbind
9.16.11:s1
iscbind
9.16.13:s1
iscbind
9.16.21:s1
iscbind
9.16.32:s1
debiandebian_linux
10.0
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
bind9
bookworm
1:9.18.28-1~deb12u2
fixed
bookworm (security)
1:9.18.28-1~deb12u2
fixed
bullseye
1:9.16.50-1~deb11u2
fixed
bullseye (security)
1:9.16.50-1~deb11u1
fixed
sid
1:9.20.2-1
fixed
trixie
1:9.20.2-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
bind9
bionic
Fixed 1:9.11.3+dfsg-1ubuntu1.18
released
focal
Fixed 1:9.16.1-0ubuntu2.11
released
jammy
Fixed 1:9.18.1-1ubuntu1.2
released
kinetic
Fixed 1:9.18.4-2ubuntu2
released
lunar
Fixed 1:9.18.4-2ubuntu2
released
mantic
Fixed 1:9.18.4-2ubuntu2
released
noble
Fixed 1:9.18.4-2ubuntu2
released
trusty
Fixed 1:9.9.5.dfsg-3ubuntu0.19+esm7
released
xenial
Fixed 1:9.10.3.dfsg.P4-8ubuntu1.19+esm3
released
bind9-libs
bionic
dne
focal
needs-triage
jammy
needs-triage
mantic
dne
noble
dne
trusty
dne
xenial
dne
isc-dhcp
bionic
not-affected
focal
not-affected
jammy
not-affected
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needed
trusty
not-affected
xenial
not-affected
References
http://www.openwall.com/lists/oss-security/2022/09/21/3
https://kb.isc.org/docs/cve-2022-2795
https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/
https://security.gentoo.org/glsa/202210-25
https://www.debian.org/security/2022/dsa-5235
http://www.openwall.com/lists/oss-security/2022/09/21/3
https://kb.isc.org/docs/cve-2022-2795
https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/
https://security.gentoo.org/glsa/202210-25
https://security.netapp.com/advisory/ntap-20241129-0002/
https://www.debian.org/security/2022/dsa-5235