vulnerability

Rocky Linux: CVE-2019-9740: python27-2.7 (RLSA-2019-3335)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Mar 13, 2019
Added
Mar 12, 2024
Modified
Aug 13, 2025

Description

An issue was discovered in urllib2 in Python 2.x through 2.7.16 and urllib in Python 3.x through 3.7.3. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \r\n (specifically in the query string after a ? character) followed by an HTTP header or a Redis command. This is fixed in: v2.7.17, v2.7.17rc1, v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1, v3.5.8, v3.5.8rc1, v3.5.8rc2, v3.5.9; v3.6.10, v3.6.10rc1, v3.6.11, v3.6.11rc1, v3.6.12, v3.6.9, v3.6.9rc1; v3.7.4, v3.7.4rc1, v3.7.4rc2, v3.7.5, v3.7.5rc1, v3.7.6, v3.7.6rc1, v3.7.7, v3.7.7rc1, v3.7.8, v3.7.8rc1, v3.7.9.

Solutions

rocky-upgrade-cython-debugsourcerocky-upgrade-python-coverage-debugsourcerocky-upgrade-python-psycopg2-debuginforocky-upgrade-python-psycopg2-debugsourcerocky-upgrade-python-psycopg2-docrocky-upgrade-python-pymongo-debuginforocky-upgrade-python-pymongo-debugsourcerocky-upgrade-python2-bsonrocky-upgrade-python2-bson-debuginforocky-upgrade-python2-coveragerocky-upgrade-python2-coverage-debuginforocky-upgrade-python2-cythonrocky-upgrade-python2-cython-debuginforocky-upgrade-python2-markupsaferocky-upgrade-python2-psycopg2rocky-upgrade-python2-psycopg2-debugrocky-upgrade-python2-psycopg2-debug-debuginforocky-upgrade-python2-psycopg2-debuginforocky-upgrade-python2-psycopg2-testsrocky-upgrade-python2-pymongorocky-upgrade-python2-pymongo-debuginforocky-upgrade-python2-pymongo-gridfsrocky-upgrade-python2-pyyamlrocky-upgrade-python2-pyyaml-debuginforocky-upgrade-python2-scipyrocky-upgrade-python2-scipy-debuginforocky-upgrade-pyyaml-debugsourcerocky-upgrade-scipy-debugsource
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