CVE-2023-45234 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Edk2
Severity
8.8HIGHNVD
CNA8.3OSV7.8
EPSS
0.3%
top 46.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 16
Latest updateFeb 15
Description
EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. This
vulnerability can be exploited by an attacker to gain unauthorized
access and potentially lead to a loss of Confidentiality, Integrity and/or Availability.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9
Affected Packages4 packages
🔴Vulnerability Details
4OSV▶
CVE-2023-45234: EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message↗2024-01-16
GHSA▶
GHSA-mrjv-p9q7-rxgr: EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message↗2024-01-16
📋Vendor Advisories
4Red Hat
▶
Debian▶
CVE-2023-45234: edk2 - EDK2's Network Package is susceptible to a buffer overflow vulnerability when pr...↗2023