QID 671035

Date Published: 2021-11-30

QID 671035: EulerOS Security Update for c-ares (EulerOS-SA-2021-2574)

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT. Security Fix(es): Missing input validation on hostnames returned by DNS servers(CVE-2021-3672)
Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

An arbitrary attacker may exploit this vulnerability to compromise the system.

  • CVSS V3 rated as High - 7.3 severity.
  • CVSS V2 rated as High - 7.5 severity.
    • Solution
    The Vendor has released a security update to fix the vulnerability. For more information please visit EulerOS-SA-2021-2574 for updates and patch information
    Vendor References

    CVEs related to QID 671035

    CVE-2021-3672 |
    Software Advisories
    Advisory ID Software Component Link
    EulerOS-SA-2021-2574 EulerOS V2.0SP3 URL Logo developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2021-2574
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