CVE-2023-45236

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

CVSS v3 5.8 MEDIUM

5.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2024/01/16/2	Mailing List
https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h	Vendor Advisory
https://security.netapp.com/advisory/ntap-20240307-0011/
http://www.openwall.com/lists/oss-security/2024/01/16/2	Mailing List
https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h	Vendor Advisory
https://security.netapp.com/advisory/ntap-20240307-0011/
https://www.kb.cert.org/vuls/id/132380

Configurations

Configuration 1 (hide)

cpe:2.3:a:tianocore:edk2:*:*:*:*:*:*:*:*

History

04 Nov 2025, 19:16

Type	Values Removed	Values Added
References		() https://www.kb.cert.org/vuls/id/132380 -

13 Feb 2025, 18:15

Type	Values Removed	Values Added
Summary	(en) EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.	(en) EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

Information

Published : 2024-01-16 16:15

Updated : 2025-11-04 19:16

NVD link : CVE-2023-45236

Mitre link : CVE-2023-45236

CVE.ORG link : CVE-2023-45236

JSON object : View

Products Affected

tianocore

edk2

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

CWE-338

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

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