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osvGoogleOSV:CVE-2023-45236
HistoryJan 16, 2024 - 4:15 p.m.

CVE-2023-45236

2024-01-1616:15:12
Google
osv.dev
10
edk2
network package
tcp
vulnerability
access
unauthorized
confidentiality

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.7

Confidence

High

EPSS

0.005

Percentile

76.7%

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.

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.7

Confidence

High

EPSS

0.005

Percentile

76.7%