CVE-2023-45233

Aliases:DEBIAN-CVE-2023-45233
Advisory lineage Upstream: 0 Downstream: 12
Modified
Published: 16 Jan 2024, 16:13
Last modified:04 Nov 2025, 18:17

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
v3.1 (cve.org)
EPSS Score
2.1% LOW
2% probability +1.62%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

16 Jan 2024, 16:13
Published
Vulnerability first disclosed
04 Nov 2025, 18:17
Last Modified
Vulnerability information updated

Description

EDK2's Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Availability.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 2.10%• Percentile: 81%

Techniques & Countermeasures

  • CWE-835•Loop with Unreachable Exit Condition ('Infinite Loop')

    The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Systems

  • debian•edk2

    < 2020.11-2+deb11u3 | < 2022.11-6+deb12u1 | < 2023.11-6 | < 2023.11-6

  • tianocore•edk2

    edk2-stable202308 | ≤ 202311

References (8)