6.8

CVE-2021-3672

Exploit
A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
C-ares Project ≫ C-ares Version >= 1.0.0 < 1.17.2
Fedoraproject ≫ Fedora Version 33
Fedoraproject ≫ Fedora Version 34
Redhat ≫ Enterprise Linux Version 7.0
Redhat ≫ Enterprise Linux Version 7.7
Redhat ≫ Enterprise Linux Version 8.0
Redhat ≫ Enterprise Linux Eus Version 7.7
Redhat ≫ Enterprise Linux Eus Version 8.1
Redhat ≫ Enterprise Linux Eus Version 8.2
Redhat ≫ Enterprise Linux Eus Version 8.4
Redhat ≫ Enterprise Linux Tus Version 8.4
Nodejs ≫ Node.Js SwEdition - Version >= 12.0.0 <= 12.12.0
Nodejs ≫ Node.Js SwEdition lts Version >= 12.13.0 < 12.22.5
Nodejs ≫ Node.Js SwEdition - Version >= 14.0.0 <= 14.14.0
Nodejs ≫ Node.Js SwEdition lts Version >= 14.15.0 < 14.17.5
Nodejs ≫ Node.Js SwEdition - Version >= 16.0.0 < 16.6.2
Pgbouncer ≫ Pgbouncer Version <= 1.17.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.6% 0.838
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.6 2.2 3.4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
NIST 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://www.oracle.com/security-alerts/cpujul2022.html
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
Patch
Third Party Advisory
https://security.gentoo.org/glsa/202401-02
https://bugzilla.redhat.com/show_bug.cgi?id=1988342
Third Party Advisory
Issue Tracking
https://c-ares.haxx.se/adv_20210810.html
Patch
Vendor Advisory
Exploit