QID 354633

Date Published: 2023-01-02

QID 354633: Amazon Linux Security Advisory for rsyslog : AL2012-2022-365

Package updates are available for Amazon Linux that fix the following vulnerabilities:
CVE-2022-24903:
2081353: CVE-2022-24903 rsyslog: Heap-based overflow in TCP syslog server A flaw was found in rsyslog's reception TCP modules. This flaw allows an attacker to craft a malicious message leading to a heap-based buffer overflow. This issue allows the attacker to corrupt or access data stored in memory, leading to a denial of service in the rsyslog or possible remote code execution. CVE-2014-3634:
1142373: CVE-2014-3634 rsyslog: remote syslog PRI vulnerability A flaw was found in the way rsyslog handled invalid log message priority values. In certain configurations, a local attacker, or a remote attacker able to connect to the rsyslog port, could use this flaw to crash the rsyslog daemon or, potentially in rsyslog 7.x, execute arbitrary code as the user running the rsyslog daemon.

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

  • CVSS V3 rated as Critical - 8.1 severity.
  • CVSS V2 rated as High - 7.5 severity.
    • Solution
    Administrators are advised to apply the appropriate software updates.
    Vendor References

    CVEs related to QID 354633

    CVE-2014-3634 | CVE-2022-24903 |
    Software Advisories
    Advisory ID Software Component Link
    AL2012-2022-365 Amazon Linux Bare Metal URL Logo docs.aws.amazon.com/AWSEC2/latest/UserGuide/install-updates.html
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