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Redhat.comRH:CVE-2023-40550HistoryJan 25, 2024 - 5:18 p.m.
CVE-2023-40550
2024-01-2517:18:16
redhat.com
access.redhat.com
8
shim
out-of-bounds read
sbat
sensitive data
boot phase
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
6.2 Medium
AI Score
Confidence
Low
0.0005 Low
EPSS
Percentile
16.4%
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.
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CVE-2023-40550 Shim: out-of-bound read in verify_buffer_sbat()
2024-01-29 16:29:23
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CVE-2023-40550
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Important: shim security update
2024-04-18 00:00:00
Important: shim bug fix update
2024-04-18 00:00:00
ubuntucve
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CVE-2023-40550
2024-01-23 00:00:00
prion
prion
Design/Logic Flaw
2024-01-29 17:15:00
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nvd
CVE-2023-40550
2024-01-29 17:15:08
openvas
openvas
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
6.2 Medium
AI Score
Confidence
Low
0.0005 Low
EPSS
Percentile
16.4%
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