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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
11
buffer overflow
log_blackbox.c
libqb
cve-2023-39976
header size
unix

CVSS3

9.8

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

EPSS

0.001

Percentile

45.4%

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

CVSS3

9.8

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

EPSS

0.001

Percentile

45.4%