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ubuntucveUbuntu.comUB:CVE-2023-39976
HistoryAug 08, 2023 - 12:00 a.m.

CVE-2023-39976

2023-08-0800:00:00
ubuntu.com
ubuntu.com
7
buffer overflow
log_blackbox.c
libqb
cve-2023-39976
header size
unix

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

27.1%

log_blackbox.c in libqb before 2.0.8 allows a buffer overflow via long log
messages because the header size is not considered.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchlibqb<ย 2.0.4-1ubuntu0.2UNKNOWN
ubuntu23.04noarchlibqb<ย 2.0.6-2ubuntu0.1UNKNOWN

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

27.1%