QID 354797

Date Published: 2023-03-08

QID 354797: Amazon Linux Security Advisory for freeradius : ALAS2-2023-1970

The eap-pwd function compute_password_element() leaks information about the password which allows an attacker to substantially reduce the size of an offline dictionary attack. (
( CVE-2022-41859) when an eap-sim supplicant sends an unknown sim option, the server will try to look that option up in the internal dictionaries.
This lookup will fail, but the sim code will not check for that failure.
Instead, it will dereference a null pointer, and cause the server to crash. (
( CVE-2022-41860) freeradius: a malicious radius client or home server can send a malformed abinary attribute which can cause the server to crash. (
( CVE-2022-41861)



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 - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2023-1970 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354797

    CVE-2022-41861 | CVE-2022-41859 | CVE-2022-41860 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2023-1970 amazon linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2023-1970.html
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