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.
References
| Link | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1988342 | Issue Tracking Third Party Advisory |
| https://c-ares.haxx.se/adv_20210810.html | Exploit Patch Vendor Advisory |
| https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf | Patch Third Party Advisory |
| https://security.gentoo.org/glsa/202401-02 | |
| https://www.oracle.com/security-alerts/cpujul2022.html | Third Party Advisory |
Configurations
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History
No history.
Information
Published : 2021-11-23 19:15
Updated : 2024-01-05 10:15
NVD link : CVE-2021-3672
Mitre link : CVE-2021-3672
CVE.ORG link : CVE-2021-3672
JSON object : View
Products Affected
redhat
- enterprise_linux_server_aus
- enterprise_linux_server_update_services_for_sap_solutions
- enterprise_linux
- enterprise_linux_eus
- enterprise_linux_for_power_little_endian_eus
- enterprise_linux_computer_node
- enterprise_linux_for_power_little_endian
- enterprise_linux_workstation
- enterprise_linux_server_tus
- enterprise_linux_for_ibm_z_systems
- enterprise_linux_tus
- enterprise_linux_for_ibm_z_systems_eus
fedoraproject
- fedora
pgbouncer
- pgbouncer
nodejs
- node.js
siemens
- sinec_infrastructure_network_services
c-ares_project
- c-ares
CWE
CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')