ALT-PU-2021-2494-1
Closed vulnerabilities
Published: 2021-08-10
BDU:2022-00342
Уязвимость библиотеки СИ для асинхронных запросов DNS c-ares, связанная с непринятием мер по защите структуры веб-страницы, позволяющая нарушителю получить доступ к конфиденциальным данным, нарушить их целостность, а также вызвать отказ в обслуживании
Severity: MEDIUM (5.6)
Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
References:
Published: 2021-11-23
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2021-3672
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.
Severity: MEDIUM (5.6)
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
References:
- https://bugzilla.redhat.com/show_bug.cgi?id=1988342
- https://bugzilla.redhat.com/show_bug.cgi?id=1988342
- https://c-ares.haxx.se/adv_20210810.html
- https://c-ares.haxx.se/adv_20210810.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- GLSA-202401-02
- GLSA-202401-02
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html