CVE-2023-45237

Use of a Weak PseudoRandom Number Generator in EDK II Network Package

Description

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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.22%
Vendor Advisory github.com
Affected: TianoCore edk2
Published at:
Updated at:

References

Link Tags
https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h vendor advisory
http://www.openwall.com/lists/oss-security/2024/01/16/2 mailing list
https://security.netapp.com/advisory/ntap-20240307-0011/

Frequently Asked Questions

What is the severity of CVE-2023-45237?
CVE-2023-45237 has been scored as a medium severity vulnerability.
How to fix CVE-2023-45237?
To fix CVE-2023-45237, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-45237 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-45237 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-45237?
CVE-2023-45237 affects TianoCore edk2.
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