Category Archives: Advisories

USN-7108-2: AsyncSSH vulnerabilities

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USN-7108-1 fixed vulnerabilities in AysncSSH. This update provides the
corresponding update for Ubuntu 18.04 LTS.

Original advisory details:

Fabian Bäumer, Marcus Brinkmann, and Jörg Schwenk discovered that AsyncSSH
did not properly handle the extension info message. An attacker able to
intercept communications could possibly use this issue to downgrade
the algorithm used for client authentication. (CVE-2023-46445)

Fabian Bäumer, Marcus Brinkmann, and Jörg Schwenk discovered that AsyncSSH
did not properly handle the user authentication request message. An
attacker could possibly use this issue to control the remote end of an SSH
client session via packet injection/removal and shell emulation.
(CVE-2023-46446)

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Multiple Vulnerabilities in Apple Products Could Allow for Arbitrary Code Execution

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Multiple vulnerabilities have been discovered in Apple products, the most severe of which could allow for arbitrary code execution. Successful exploitation of the most severe of these vulnerabilities could allow for arbitrary code execution in the context of the logged on user. Depending on the privileges associated with the user, an attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. Users whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights.

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