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CVE-2023-45235

Buffer Overflow in EDK II Network Package

Published: Jan 16, 2024Updated: Nov 4, 2025 Sources: CVE List NVD BDU csafCWE-119
8.3HIGH
NVD MITRE
EPSS Score
1.2%
Top 34.1%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available
Self-Check
OpenVAS

Description

EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy 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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:LA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:LIntegrity
Low
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
АО «ИВК»
commercial·RUaka ivk
АЛЬТ СП 10On-premOS
Operating Systems / linux-distro
Tianocore
oss-projectaka edk ii, edk2
edk2EmbeddedFirmware
Hardware Firmware / bios-uefi
and 2 more affected products View all →

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h
github.com
http://www.openwall.com/lists/oss-security/2024/01/16/2
openwall.com
http://packetstormsecurity.com/files/176574/PixieFail-Proof-Of-Concepts.html
packetstormsecurity.com
and 49 more references View all →

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