The vulnerability was found in Exim within the handling of NTLM challenge requests. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the service account. Authentication is not required to exploit this vulnerability.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | exim | 2023-10-12 15:48 | ALAS-2023-1860 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |