CVE-2017-18342

In PyYAML before 5.1, the yaml.load() API could execute arbitrary code if used with untrusted data. The load() function has been deprecated in version 5.1 and the 'UnsafeLoader' has been introduced for backward compatibility with the function.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 89%
Affected Products (NVD)
VendorProductVersion
pyyamlpyyaml
𝑥
< 5.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
pyyaml
bookworm
6.0-3
fixed
bullseye
5.3.1-5
fixed
sid
6.0.2-1
fixed
trixie
6.0.2-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
pyyaml
bionic
ignored
cosmic
ignored
disco
ignored
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
ignored
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
aws-cli-py36
suse enterprise server 12 SP3
1.19.9-6.3.15
fixed
libpython3_6m1_0
suse enterprise server 12 SP3
3.6.15-6.61.5
fixed
python36
suse enterprise server 12 SP3
3.6.15-6.61.6
fixed
python36-PyYAML
suse enterprise server 12 SP3
5.3.1-6.5.12
fixed
python36-appdirs
suse enterprise server 12 SP3
1.4.3-6.3.8
fixed
python36-asn1crypto
suse enterprise server 12 SP3
0.24.0-6.3.16
fixed
python36-base
suse enterprise server 12 SP3
3.6.15-6.61.5
fixed
python36-boto3
suse enterprise server 12 SP3
1.17.9-6.3.11
fixed
python36-botocore
suse enterprise server 12 SP3
1.20.9-6.3.11
fixed
python36-certifi
suse enterprise server 12 SP3
2018.1.18-6.3.15
fixed
python36-cffi
suse enterprise server 12 SP3
1.11.5-6.3.18
fixed
python36-chardet
suse enterprise server 12 SP3
3.0.4-6.3.15
fixed
python36-colorama
suse enterprise server 12 SP3
0.4.4-6.3.15
fixed
python36-cryptography
suse enterprise server 12 SP3
2.8-6.3.17
fixed
python36-curses
suse enterprise server 12 SP3
3.6.15-6.61.6
fixed
python36-dbm
suse enterprise server 12 SP3
3.6.15-6.61.6
fixed
python36-devel
suse enterprise server 12 SP3
3.6.15-6.61.5
fixed
python36-docutils
suse enterprise server 12 SP3
0.14-6.3.8
fixed
python36-idle
suse enterprise server 12 SP3
3.6.15-6.61.6
fixed
python36-idna
suse enterprise server 12 SP3
2.6-6.5.15
fixed
python36-jmespath
suse enterprise server 12 SP3
0.9.3-6.3.14
fixed
python36-packaging
suse enterprise server 12 SP3
17.1-6.6.8
fixed
python36-ply
suse enterprise server 12 SP3
3.10-6.3.8
fixed
python36-ply-doc
suse enterprise server 12 SP3
3.10-6.3.8
fixed
python36-py
suse enterprise server 12 SP3
1.8.1-6.3.15
fixed
python36-pyOpenSSL
suse enterprise server 12 SP3
17.1.0-6.3.16
fixed
python36-pyasn1
suse enterprise server 12 SP3
0.1.9-6.3.18
fixed
python36-pycparser
suse enterprise server 12 SP3
2.10-6.3.9
fixed
python36-pyparsing
suse enterprise server 12 SP3
2.4.7-6.3.9
fixed
python36-pyparsing-doc
suse enterprise server 12 SP3
2.4.7-6.3.9
fixed
python36-python-dateutil
suse enterprise server 12 SP3
2.7.3-6.3.13
fixed
python36-requests
suse enterprise server 12 SP3
2.24.0-6.3.15
fixed
python36-rsa
suse enterprise server 12 SP3
3.4.2-6.3.15
fixed
python36-s3transfer
suse enterprise server 12 SP3
0.3.3-6.3.11
fixed
python36-setuptools
suse enterprise server 12 SP3
44.1.1-9.11.1
fixed
python36-setuptools-test
suse enterprise server 12 SP3
44.1.1-6.7.4
fixed
python36-setuptools-wheel
suse enterprise server 12 SP3
44.1.1-6.7.3
fixed
python36-simplejson
suse enterprise server 12 SP3
3.8.2-6.3.16
fixed
python36-six
suse enterprise server 12 SP3
1.14.0-6.7.3
fixed
python36-six-doc
suse enterprise server 12 SP3
1.14.0-6.7.6
fixed
python36-testsuite
suse enterprise server 12 SP3
3.6.15-6.61.5
fixed
python36-tk
suse enterprise server 12 SP3
3.6.15-6.61.6
fixed
python36-tools
suse enterprise server 12 SP3
3.6.15-6.61.5
fixed
python36-urllib3
suse enterprise server 12 SP3
1.25.10-6.3.13
fixed
Common Weakness Enumeration
References
https://github.com/marshmallow-code/apispec/issues/278
https://github.com/yaml/pyyaml/blob/master/CHANGES
https://github.com/yaml/pyyaml/issues/193
https://github.com/yaml/pyyaml/pull/74
https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load%28input%29-Deprecation
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA/
https://security.gentoo.org/glsa/202003-45
https://github.com/marshmallow-code/apispec/issues/278
https://github.com/yaml/pyyaml/blob/master/CHANGES
https://github.com/yaml/pyyaml/issues/193
https://github.com/yaml/pyyaml/pull/74
https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load%28input%29-Deprecation
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA/
https://security.gentoo.org/glsa/202003-45