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cve[email protected]CVE-2023-4693
HistoryOct 25, 2023 - 6:17 p.m.

CVE-2023-4693

2023-10-2518:17:41
CWE-125
CWE-125
[email protected]
web.nvd.nist.gov
424
cve-2023-4693
out-of-bounds read
grub2
ntfs filesystem
memory leak
confidentiality risk
nvd

4.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6 Medium

AI Score

Confidence

Low

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

0.001 Low

EPSS

Percentile

32.0%

JSON

An out-of-bounds read flaw was found on grub2’s NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to be leaked, presenting a high Confidentiality risk.

Related

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CVE-2023-4693 Grub2: out-of-bounds read at fs/ntfs.c
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4.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6 Medium

AI Score

Confidence

Low

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

0.001 Low

EPSS

Percentile

32.0%

JSON
Related for CVE-2023-4693
cvelist1cbl_mariner2debiancve1ubuntucve1prion1veracode1nessus34osv5fedora3amazon1redhatcve2openvas22ubuntu1debian2oraclelinux2almalinux2redhat2mageia1photon3hp1