PT-2023-8395 · Tianocore+11 · Edk2+11
Doug Flick
·
Published
2023-08-03
·
Updated
2025-11-28
·
CVE-2023-45237
CVSS v2.0
8.5
High
| Vector | AV:N/AC:L/Au:N/C:P/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
EDK2 (affected versions not specified)
Description
The EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number, which can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality. The vulnerability is related to errors in the code generator of pseudorandom numbers when handling the
Seed parameter in the NetRandomInitSeed() function of the Tianocore edk2 library. This can allow a remote attacker to gain unauthorized access to protected information or cause a denial of service.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
DoS
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Debian
Edk2
Linuxmint
Red Hat
Red Os
Rocky Linux
Suse
Ubuntu