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CVE-2021-43523

Опубликовано: 10 нояб. 2021
Источник: ubuntu
Приоритет: medium
EPSS Низкий
CVSS2: 6.8
CVSS3: 9.6

Описание

In uClibc and uClibc-ng before 1.0.39, incorrect handling of special characters in domain names returned by DNS servers via gethostbyname, getaddrinfo, gethostbyaddr, and getnameinfo can lead to output of wrong hostnames (leading to domain hijacking) or injection into applications (leading to remote code execution, XSS, applications crashes, etc.). In other words, a validation step, which is expected in any stub resolver, does not occur.

РелизСтатусПримечание
trusty

DNE

upstream

needs-triage

xenial

DNE

Показывать по

РелизСтатусПримечание
trusty

DNE

upstream

needs-triage

xenial

DNE

Показывать по

EPSS

Процентиль: 87%
0.03261
Низкий

6.8 Medium

CVSS2

9.6 Critical

CVSS3

Связанные уязвимости

CVSS3: 9.6
nvd
больше 4 лет назад

In uClibc and uClibc-ng before 1.0.39, incorrect handling of special characters in domain names returned by DNS servers via gethostbyname, getaddrinfo, gethostbyaddr, and getnameinfo can lead to output of wrong hostnames (leading to domain hijacking) or injection into applications (leading to remote code execution, XSS, applications crashes, etc.). In other words, a validation step, which is expected in any stub resolver, does not occur.

CVSS3: 9.6
msrc
больше 4 лет назад

In uClibc and uClibc-ng before 1.0.39 incorrect handling of special characters in domain names returned by DNS servers via gethostbyname getaddrinfo gethostbyaddr and getnameinfo can lead to output of wrong hostnames (leading to domain hijacking) or injection into applications (leading to remote code execution XSS applications crashes etc.). In other words a validation step which is expected in any stub resolver does not occur.

CVSS3: 9.6
debian
больше 4 лет назад

In uClibc and uClibc-ng before 1.0.39, incorrect handling of special c ...

CVSS3: 9.6
github
около 4 лет назад

In uClibc and uClibc-ng before 1.0.39, incorrect handling of special characters in domain names returned by DNS servers via gethostbyname, getaddrinfo, gethostbyaddr, and getnameinfo can lead to output of wrong hostnames (leading to domain hijacking) or injection into applications (leading to remote code execution, XSS, applications crashes, etc.). In other words, a validation step, which is expected in any stub resolver, does not occur.

CVSS3: 9.6
fstec
почти 5 лет назад

Уязвимость библиотек uClibC и uClibC-ng промышленных межсетевых экранов Hirschmann EAGLE, позволяющая нарушителю выполнить произвольный код

EPSS

Процентиль: 87%
0.03261
Низкий

6.8 Medium

CVSS2

9.6 Critical

CVSS3