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CVE-2021-21238

Опубликовано: 21 янв. 2021
Источник: ubuntu
Приоритет: low
EPSS Низкий
CVSS2: 4.3
CVSS3: 6.5

Описание

PySAML2 is a pure python implementation of SAML Version 2 Standard. PySAML2 before 6.5.0 has an improper verification of cryptographic signature vulnerability. All users of pysaml2 that need to validate signed SAML documents are impacted. The vulnerability is a variant of XML Signature wrapping because it did not validate the SAML document against an XML schema. This allowed invalid XML documents to be processed and such a document can trick pysaml2 with a wrapped signature. This is fixed in PySAML2 6.5.0.

РелизСтатусПримечание
bionic

ignored

end of standard support, was needed
devel

not-affected

7.1.0-0ubuntu2
esm-infra-legacy/trusty

DNE

esm-infra/bionic

needed

esm-infra/focal

needed

esm-infra/xenial

needed

focal

ignored

end of standard support, was needed
groovy

ignored

end of life
hirsute

ignored

end of life
impish

ignored

end of life

Показывать по

EPSS

Процентиль: 35%
0.0014
Низкий

4.3 Medium

CVSS2

6.5 Medium

CVSS3

Связанные уязвимости

CVSS3: 6.5
redhat
больше 4 лет назад

PySAML2 is a pure python implementation of SAML Version 2 Standard. PySAML2 before 6.5.0 has an improper verification of cryptographic signature vulnerability. All users of pysaml2 that need to validate signed SAML documents are impacted. The vulnerability is a variant of XML Signature wrapping because it did not validate the SAML document against an XML schema. This allowed invalid XML documents to be processed and such a document can trick pysaml2 with a wrapped signature. This is fixed in PySAML2 6.5.0.

CVSS3: 6.5
nvd
больше 4 лет назад

PySAML2 is a pure python implementation of SAML Version 2 Standard. PySAML2 before 6.5.0 has an improper verification of cryptographic signature vulnerability. All users of pysaml2 that need to validate signed SAML documents are impacted. The vulnerability is a variant of XML Signature wrapping because it did not validate the SAML document against an XML schema. This allowed invalid XML documents to be processed and such a document can trick pysaml2 with a wrapped signature. This is fixed in PySAML2 6.5.0.

CVSS3: 6.5
debian
больше 4 лет назад

PySAML2 is a pure python implementation of SAML Version 2 Standard. Py ...

CVSS3: 6.5
redos
около 1 года назад

Уязвимость python3-pysaml2

CVSS3: 6.5
github
больше 4 лет назад

SAML XML Signature wrapping in PySAML2

EPSS

Процентиль: 35%
0.0014
Низкий

4.3 Medium

CVSS2

6.5 Medium

CVSS3