CVSS 3.1 Score 8.8 of 10 (high)


Published Jan 16, 2024
Updated: Mar 13, 2024
CWE ID 119


CVE-2023-45235 is a buffer overflow vulnerability found in EDK2's Network Package when handling the Server ID option from a DHCPv6 proxy Advertise message. This vulnerability affects multiple products, including l5knKa, cEpWag, l5knKZ, uy6KJn, uy6KJm, uy6KJl, uy6KJr, uy6KJq, uy6KJp, uy6KJo, uy6KJs, k1I7Zy, k1I7Zz, k1I7Zw, k1I7Zx, k1I7Z2, k1I7Z3, k1I7Z0, k1I7Z1, i4QXto, i4QXtj ,i4QXti ,i4QXtl ,i4QXtk ,i4QXtn ,i4QXtm ,o0RD22 ,o0RD20 ,and o0RD21. Exploiting this vulnerability can allow unauthorized access and potentially lead to a loss of Confidentiality and Integrity of an organization's data. The base severity of this vulnerability is rated as HIGH with a CVSS score of 8.8 out of 10. It has an exploitability score of 2.8 and requires no privileges or user interaction for exploitation. The attack vector is through an adjacent network and the impact includes high integrity and confidentiality impact as well as high availability impact.

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