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CVE-2023-34966

Опубликовано: 20 июл. 2023
Источник: nvd
CVSS3: 7.5
EPSS Средний

Описание

An infinite loop vulnerability was found in Samba's mdssvc RPC service for Spotlight. When parsing Spotlight mdssvc RPC packets sent by the client, the core unmarshalling function sl_unpack_loop() did not validate a field in the network packet that contains the count of elements in an array-like structure. By passing 0 as the count value, the attacked function will run in an endless loop consuming 100% CPU. This flaw allows an attacker to issue a malformed RPC request, triggering an infinite loop, resulting in a denial of service condition.

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
Версия до 4.16.11 (исключая)
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
Версия от 4.17.0 (включая) до 4.17.10 (исключая)
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
Версия от 4.18.0 (включая) до 4.18.5 (исключая)
Конфигурация 2

Одно из

cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
Конфигурация 3

Одно из

cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
Конфигурация 4

Одно из

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*

EPSS

Процентиль: 94%
0.15899
Средний

7.5 High

CVSS3

Дефекты

CWE-835
CWE-835

Связанные уязвимости

CVSS3: 7.5
ubuntu
больше 2 лет назад

An infinite loop vulnerability was found in Samba's mdssvc RPC service for Spotlight. When parsing Spotlight mdssvc RPC packets sent by the client, the core unmarshalling function sl_unpack_loop() did not validate a field in the network packet that contains the count of elements in an array-like structure. By passing 0 as the count value, the attacked function will run in an endless loop consuming 100% CPU. This flaw allows an attacker to issue a malformed RPC request, triggering an infinite loop, resulting in a denial of service condition.

CVSS3: 7.5
redhat
больше 2 лет назад

An infinite loop vulnerability was found in Samba's mdssvc RPC service for Spotlight. When parsing Spotlight mdssvc RPC packets sent by the client, the core unmarshalling function sl_unpack_loop() did not validate a field in the network packet that contains the count of elements in an array-like structure. By passing 0 as the count value, the attacked function will run in an endless loop consuming 100% CPU. This flaw allows an attacker to issue a malformed RPC request, triggering an infinite loop, resulting in a denial of service condition.

CVSS3: 7.5
debian
больше 2 лет назад

An infinite loop vulnerability was found in Samba's mdssvc RPC service ...

CVSS3: 7.5
github
больше 2 лет назад

An infinite loop vulnerability was found in Samba's mdssvc RPC service for Spotlight. When parsing Spotlight mdssvc RPC packets sent by the client, the core unmarshalling function sl_unpack_loop() did not validate a field in the network packet that contains the count of elements in an array-like structure. By passing 0 as the count value, the attacked function will run in an endless loop consuming 100% CPU. This flaw allows an attacker to issue a malformed RPC request, triggering an infinite loop, resulting in a denial of service condition.

CVSS3: 7.5
fstec
больше 2 лет назад

Уязвимость функции sl_unpack_loop() службы mdssvc RPC пакета программ сетевого взаимодействия Samba, позволяющая нарушителю вызвать отказ в обслуживании

EPSS

Процентиль: 94%
0.15899
Средний

7.5 High

CVSS3

Дефекты

CWE-835
CWE-835