QID 354674

Date Published: 2023-01-25

QID 354674: Amazon Linux Security Advisory for bcel : ALAS-2023-1668

Apache commons bcel has a number of apis that would normally only allow changing specific class characteristics.
However, due to an out-of-bounds writing issue, these apis can be used to produce arbitrary bytecode.
This could be abused in applications that pass attacker-controllable data to those apis, giving the attacker more control over the resulting bytecode than otherwise expected.
Update to apache commons bcel 6.6.0. (
( CVE-2022-42920)



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 Critical - 9.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS-2023-1668 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354674

    CVE-2022-42920 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS-2023-1668 amazon linux URL Logo alas.aws.amazon.com/ALAS-2023-1668.html
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