QID 353115

Date Published: 2022-01-24

QID 353115: Amazon Linux Security Advisory for cyrus-imapd : ALAS-2022-1559

A flaw was found in cyrus-imapd.
A bad string hashing algorithm used in internal hash tables allows user inputs to be stored in predictable buckets.
A user may cause a cpu denial of service by maliciously directing many inputs to a single bucket.
The highest threat from this vulnerability is to system availability. (
( CVE-2021-33582)



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.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
    • Solution
    Please refer to Amazon advisory: ALAS-2022-1559 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 353115

    CVE-2021-33582 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS-2022-1559 Amazon Linux URL Logo alas.aws.amazon.com/ALAS-2022-1559.html
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