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nvd[email protected]NVD:CVE-2023-40550
HistoryJan 29, 2024 - 5:15 p.m.

CVE-2023-40550

2024-01-2917:15:08
CWE-125
[email protected]
web.nvd.nist.gov
1
cve-2023-40550
shim
sbat information
sensitive data
system boot

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.4 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

16.4%

JSON

An out-of-bounds read flaw was found in Shim when it tried to validate the SBAT information. This issue may expose sensitive data during the system’s boot phase.

Affected configurations

NVD
Node
redhatshimRange<15.8
Node
fedoraprojectfedoraMatch39
OR
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch9.0

Related

cve 1
cvelist 1
debiancve 1
osv 4
ubuntucve 1
redhatcve 1
prion 1
openvas 14
nessus 23
fedora 3
redhat 9
debian 1
oraclelinux 3
almalinux 2
redos 1
thn 1
ibm 1
cve
cve
CVE-2023-40550
2024-01-29 17:15:08
cvelist
cvelist
CVE-2023-40550 Shim: out-of-bound read in verify_buffer_sbat()
2024-01-29 16:29:23
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2024-01-29 17:15:08
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CVE-2023-40550
2024-01-29 17:15:08
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2024-04-18 00:00:00
Important: shim bug fix update
2024-04-18 00:00:00
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2024-01-23 00:00:00
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2024-01-25 17:18:16
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Design/Logic Flaw
2024-01-29 17:15:00
openvas
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Huawei EulerOS: Security Advisory for shim (EulerOS-SA-2024-1619)
2024-05-15 00:00:00
Huawei EulerOS: Security Advisory for shim (EulerOS-SA-2024-1227)
2024-03-12 00:00:00
Huawei EulerOS: Security Advisory for shim (EulerOS-SA-2024-1776)
2024-05-30 00:00:00
nessus
nessus
EulerOS Virtualization 2.11.1 : shim (EulerOS-SA-2024-1619)
2024-05-15 00:00:00
EulerOS 2.0 SP11 : shim (EulerOS-SA-2024-1227)
2024-03-12 00:00:00
EulerOS 2.0 SP11 : shim (EulerOS-SA-2024-1249)
2024-03-12 00:00:00
fedora
fedora
[SECURITY] Fedora 38 Update: shim-unsigned-x64-15.8-2
2024-03-18 02:18:45
[SECURITY] Fedora 38 Update: shim-15.8-2
2024-03-18 02:18:44
[SECURITY] Fedora 38 Update: shim-unsigned-aarch64-15.8-2
2024-03-18 02:18:45
redhat
redhat
(RHSA-2024:1873) Important: shim security update
2024-04-18 00:58:14
(RHSA-2024:1876) Important: shim bug fix update
2024-04-18 00:58:24
(RHSA-2024:1834) Important: shim security update
2024-04-16 13:24:13
debian
debian
[SECURITY] [DLA 3813-1] shim security update
2024-05-14 09:57:15
oraclelinux
oraclelinux
shim security update
2024-04-25 00:00:00
shim bug fix update
2024-04-22 00:00:00
shim security update
2024-05-01 00:00:00
almalinux
almalinux
Important: shim bug fix update
2024-04-18 00:00:00
Important: shim security update
2024-04-18 00:00:00
redos
redos
ROS-20240411-07
2024-04-11 00:00:00
thn
thn
Critical Boot Loader Vulnerability in Shim Impacts Nearly All Linux Distros
2024-02-07 13:33:00
ibm
ibm
Security Bulletin: IBM QRadar SIEM contains multiple vulnerabilities
2024-06-06 14:36:19

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.4 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

16.4%

JSON
Related for NVD:CVE-2023-40550
cve1cvelist1debiancve1osv4ubuntucve1redhatcve1prion1openvas14nessus23fedora3redhat9debian1oraclelinux3almalinux2redos1thn1ibm1