CVE-2021-3672

Name
CVE-2021-3672
Description
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.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://c-ares.haxx.se/adv_20210810.html
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1988342
CONFIRM https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
secalert@redhat.com https://security.gentoo.org/glsa/202401-02
Third Party Advisory https://www.oracle.com/security-alerts/cpujul2022.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:c-ares_project:c-ares:*:*:*:*:*:*:*:* c-ares >= 1.0.0 < 1.17.2

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
c-ares 3.14-main 1.17.2-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed
c-ares 3.13-main 1.17.2-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed
c-ares 3.12-main 1.17.2-r0 Carlo Landmeter <clandmeter@gmail.com> fixed
c-ares 3.11-main 1.17.2-r0 Carlo Landmeter <clandmeter@gmail.com> fixed
nodejs-current 3.14-community 16.11.1-r0 Jose-Luis Rivas <ghostbar@riseup.net> fixed