Vulnerability Report

CVE-2023-45232

Title: Tianocore Edk2 Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2023-45232.

CWE Category CWE-835
Published Date Jan 16, 2024
Modified Date Nov 04, 2025
Exploit Status Not Found
Score 7.5 CVSS v3.1
Exploit Probability (EPSS)
2.10%

Vulnerability Summary

CVE-2023-45232: EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options 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.

Impacted Vendors

T
tianocore 1

Reference Links

http://packetstormsecurity.com/files/176574/PixieFail-Proof-Of-Concepts.html http://www.openwall.com/lists/oss-security/2024/01/16/2 https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h https://lists.fedoraproject.org/archives/list/[email protected]/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/ https://security.netapp.com/advisory/ntap-20240307-0011/ http://packetstormsecurity.com/files/176574/PixieFail-Proof-Of-Concepts.html http://www.openwall.com/lists/oss-security/2024/01/16/2 https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html https://lists.fedoraproject.org/archives/list/[email protected]/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/ https://security.netapp.com/advisory/ntap-20240307-0011/ https://www.kb.cert.org/vuls/id/132380
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-45232 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.